Algebra Calculator Math

Algebra Calculator Math – Solve Equations Instantly :root { –primary-color: #004a99; –secondary-color: #e9ecef; –background-color: #f8f9fa; –card-background: #ffffff; –text-color: #333; –border-color: #dee2e6; –shadow-color: rgba(0, 0, 0, 0.1); } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); margin: 0; padding: 0; line-height: 1.6; } .container { max-width: 1000px; margin: 20px auto; padding: 20px; background-color: var(–card-background); border-radius: 8px; box-shadow: 0 2px 10px var(–shadow-color); } header { text-align: center; padding-bottom: 20px; border-bottom: 1px solid var(–border-color); margin-bottom: 20px; } h1, h2, h3 { color: var(–primary-color); } h1 { font-size: 2.5em; margin-bottom: 0.5em; } h2 { font-size: 1.8em; margin-top: 1.5em; margin-bottom: 0.8em; } h3 { font-size: 1.3em; margin-top: 1em; margin-bottom: 0.5em; } .calculator-section { margin-bottom: 30px; padding: 25px; border: 1px solid var(–border-color); border-radius: 8px; background-color: var(–card-background); box-shadow: 0 1px 5px var(–shadow-color); } .calculator-section h2 { margin-top: 0; text-align: center; margin-bottom: 25px; } .input-group { margin-bottom: 20px; text-align: left; } .input-group label { display: block; margin-bottom: 8px; font-weight: bold; color: var(–primary-color); } .input-group input[type="number"], .input-group input[type="text"], .input-group select { width: calc(100% – 22px); padding: 10px; border: 1px solid var(–border-color); border-radius: 4px; font-size: 1em; box-sizing: border-box; transition: border-color 0.3s ease; } .input-group input:focus, .input-group select:focus { border-color: var(–primary-color); outline: none; } .input-group .helper-text { font-size: 0.85em; color: #6c757d; margin-top: 5px; display: block; } .error-message { color: #dc3545; font-size: 0.85em; margin-top: 5px; display: block; min-height: 1.2em; } .button-group { display: flex; justify-content: center; gap: 15px; margin-top: 25px; flex-wrap: wrap; } button { padding: 12px 25px; border: none; border-radius: 5px; cursor: pointer; font-size: 1em; font-weight: bold; transition: background-color 0.3s ease, transform 0.2s ease; color: white; background-color: var(–primary-color); } button:hover { background-color: #003366; transform: translateY(-1px); } button.reset-button { background-color: #6c757d; } button.reset-button:hover { background-color: #5a6268; } button.copy-button { background-color: #28a745; } button.copy-button:hover { background-color: #218838; } #results { margin-top: 30px; padding: 25px; border: 1px solid var(–border-color); border-radius: 8px; background-color: var(–secondary-color); box-shadow: inset 0 1px 5px var(–shadow-color); text-align: center; } #results h3 { margin-top: 0; color: var(–primary-color); font-size: 1.5em; margin-bottom: 15px; } .result-item { margin-bottom: 10px; font-size: 1.1em; } .result-item strong { color: var(–primary-color); } .primary-result { font-size: 2em; font-weight: bold; color: var(–primary-color); margin: 15px 0; padding: 10px; background-color: var(–card-background); border-radius: 5px; border: 1px solid var(–primary-color); } .formula-explanation { font-size: 0.95em; color: #555; margin-top: 15px; padding-top: 15px; border-top: 1px dashed var(–border-color); } .table-container { overflow-x: auto; margin-top: 25px; margin-bottom: 25px; border: 1px solid var(–border-color); border-radius: 5px; } table { width: 100%; border-collapse: collapse; min-width: 600px; /* For horizontal scrolling on mobile */ } caption { font-size: 1.1em; font-weight: bold; color: var(–primary-color); margin-bottom: 10px; text-align: left; padding: 10px 0; } th, td { padding: 12px 15px; text-align: right; border: 1px solid var(–border-color); } th { background-color: var(–secondary-color); color: var(–primary-color); font-weight: bold; text-align: right; } td { background-color: var(–card-background); } tr:nth-child(even) td { background-color: var(–secondary-color); } canvas { max-width: 100%; height: auto; display: block; margin: 20px auto; border: 1px solid var(–border-color); border-radius: 5px; } .chart-caption { font-size: 0.9em; color: #6c757d; text-align: center; margin-top: 5px; display: block; } .article-section { margin-top: 40px; padding-top: 30px; border-top: 1px solid var(–border-color); } .article-section p { margin-bottom: 15px; } .article-section ul { list-style-type: disc; margin-left: 20px; margin-bottom: 15px; } .article-section li { margin-bottom: 8px; } .internal-link { color: var(–primary-color); text-decoration: none; font-weight: bold; } .internal-link:hover { text-decoration: underline; } footer { text-align: center; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(–border-color); font-size: 0.9em; color: #6c757d; } @media (max-width: 768px) { .container { margin: 10px; padding: 15px; } h1 { font-size: 2em; } h2 { font-size: 1.5em; } h3 { font-size: 1.1em; } button { width: 100%; margin-bottom: 10px; } .button-group { flex-direction: column; gap: 10px; } #results { padding: 15px; } .primary-result { font-size: 1.6em; } th, td { padding: 10px 8px; font-size: 0.9em; } }

Algebra Calculator Math: Solve Equations with Ease

Your comprehensive tool for understanding and solving algebraic problems.

Algebra Equation Solver

Enter the coefficients and constants for a linear equation in the form Ax + B = C.

The multiplier for the variable 'x'.
The value added to the variable term.
The total value of the equation.

Calculation Results

Variable x:
Term Ax:
Term B:
The equation is solved for 'x' using the formula: x = (C – B) / A. This isolates the variable 'x' by first subtracting the constant 'B' from the result 'C', and then dividing by the coefficient 'A'.

Equation Data Table

Equation Components and Solution
Component Value Description
Coefficient A Multiplier of the variable 'x'.
Constant B Value added to the variable term.
Result C The total value of the equation.
Variable x The solved value of the unknown variable.
Term Ax The product of Coefficient A and Variable x.

Algebraic Relationship Visualization

Visualizing the relationship between Ax, B, and C.

What is Algebra Calculator Math?

Algebra calculator math refers to the use of mathematical tools and techniques to solve algebraic equations and problems. At its core, algebra is a branch of mathematics that deals with symbols and the rules for manipulating those symbols. These symbols, often represented by letters like 'x', 'y', or 'z', stand for unknown quantities or variables. Algebra calculator math specifically focuses on the practical application of algebraic principles, often through computational tools, to find solutions to equations, simplify expressions, and understand mathematical relationships.

The primary goal of algebra calculator math is to demystify complex mathematical operations. Whether it's solving a simple linear equation like Ax + B = C or tackling more intricate polynomial or exponential functions, these calculators provide a systematic way to arrive at the correct answer. They are invaluable for students learning the fundamentals of algebra, educators seeking to demonstrate concepts, and professionals who need to perform quick calculations in fields like engineering, finance, and computer science. The efficiency and accuracy offered by algebra calculator math tools empower users to focus on understanding the underlying principles rather than getting bogged down in tedious computations.

Understanding the basics of algebra is crucial for many advanced mathematical and scientific disciplines. Tools that facilitate this understanding, such as an algebra calculator math, serve as essential aids. They bridge the gap between theoretical knowledge and practical application, making algebra more accessible and manageable for a wider audience. The ability to manipulate variables and solve for unknowns is a foundational skill, and modern calculators enhance this learning process significantly.

Algebra Calculator Math Formula and Mathematical Explanation

The fundamental formula addressed by many basic algebra calculator math tools is the solution for a linear equation in one variable. A common form is Ax + B = C, where 'A', 'B', and 'C' are known constants, and 'x' is the unknown variable we aim to solve for.

To solve for 'x', we follow a series of algebraic manipulations:

  1. Isolate the variable term (Ax): Subtract the constant 'B' from both sides of the equation to move it away from the variable term.
    Ax + B - B = C - B
    This simplifies to: Ax = C - B
  2. Solve for the variable (x): Divide both sides of the equation by the coefficient 'A' to isolate 'x'.
    Ax / A = (C - B) / A
    This gives us the final solution: x = (C - B) / A

This formula, x = (C - B) / A, is the cornerstone of many algebra calculator math functions. It allows us to determine the value of 'x' that satisfies the original equation. It's important to note that this formula is valid only when the coefficient 'A' is not zero. If A = 0, the equation either has no solution (if C – B is not zero) or infinite solutions (if C – B is also zero). Our algebra calculator math tool handles these conditions to provide accurate results.

The intermediate values calculated, such as 'Term Ax' (which is A * x) and 'Term B', help in verifying the solution. When you substitute the calculated value of 'x' back into the original equation, the left side (Ax + B) should equal the right side (C). This verification process is a key aspect of understanding algebra calculator math.

Practical Examples (Real-World Use Cases)

Algebra calculator math finds applications in numerous real-world scenarios, making abstract concepts tangible. Here are a few practical examples:

  • Budgeting and Savings: Imagine you want to save $1000 for a new gadget (C). You already have $200 saved (B). You plan to save $50 each week from your allowance (A). How many weeks (x) will it take to reach your goal? The equation is 50x + 200 = 1000. Using an algebra calculator math tool, we find x = (1000 - 200) / 50 = 800 / 50 = 16 weeks.
  • Calculating Speed, Distance, and Time: If you know the distance you need to travel (C) and the time you have available (B, perhaps representing a delay), and you know your average speed (A), you can calculate the required speed. For instance, you need to travel 200 miles (C), but you started 1 hour late (B). You need to arrive in 3 hours total (meaning you have 2 hours of driving time). What speed (A) do you need? The relationship is Distance = Speed * Time. If we frame it as Ax + B = C, where x is the time, it's slightly different. A more direct application: If you need to cover 300 miles (C) and your planned travel time is 5 hours (x), what average speed (A) do you need, assuming no initial delay (B=0)? The equation is Ax = 300. If A is speed and x is time, this is standard. Let's reframe for Ax + B = C: Suppose you need to complete a 300-mile trip (C). You've already driven 100 miles (B). You plan to drive at 50 mph (A). How many hours (x) will the remaining part of your trip take? The equation representing the remaining distance is 50x = 300 - 100, or 50x = 200. Solving this with an algebra calculator math approach gives x = 200 / 50 = 4 hours.
  • Manufacturing and Production: A factory produces items. The cost to set up the machinery is $5000 (B). Each item costs $10 to produce (A). If the total budget for production is $15000 (C), how many items (x) can be produced? The equation is 10x + 5000 = 15000. Using an algebra calculator math tool, x = (15000 - 5000) / 10 = 10000 / 10 = 1000 items.
  • Temperature Conversion: While not a direct Ax+B=C, algebra is used. To convert Celsius (C) to Fahrenheit (F), the formula is F = (9/5)C + 32. If you want to know what Celsius temperature results in a specific Fahrenheit temperature, you rearrange: C = (F – 32) * (5/9). This involves algebraic manipulation.

These examples highlight how algebra calculator math is not just an academic exercise but a practical tool for problem-solving in everyday life and professional settings.

How to Use This Algebra Calculator Math

Using our Algebra Calculator Math tool is straightforward and designed for efficiency. Follow these simple steps to solve your linear equation Ax + B = C:

  1. Identify Your Equation: Ensure your equation is in the standard linear form: Ax + B = C.
  2. Input Coefficient A: In the "Coefficient A" field, enter the numerical value that multiplies the variable 'x'. For example, in 3x + 5 = 14, 'A' is 3. If 'x' is the only term on the left side (e.g., x + 5 = 14), then 'A' is 1.
  3. Input Constant B: In the "Constant B" field, enter the numerical value that is added to or subtracted from the variable term. In 3x + 5 = 14, 'B' is 5. If the equation was 3x - 5 = 14, you would enter -5.
  4. Input Result C: In the "Result C" field, enter the total value on the right side of the equation. In 3x + 5 = 14, 'C' is 14.
  5. Calculate: Click the "Calculate" button. The calculator will instantly process your inputs.
  6. View Results: The primary result, the value of the variable 'x', will be displayed prominently. You will also see key intermediate values like 'Term Ax' and 'Term B', along with a clear explanation of the formula used.
  7. Review Table and Chart: Examine the data table for a structured breakdown of your inputs and results. The dynamic chart provides a visual representation of the algebraic relationship.
  8. Reset or Copy: If you need to solve a different equation, click "Reset" to clear the fields and enter new values. Use the "Copy Results" button to easily transfer the calculated values to another document or application.

Our algebra calculator math tool is designed to be intuitive, helping you solve equations quickly and understand the process involved.

Key Factors That Affect Algebra Calculator Math Results

While algebra calculator math tools are designed for accuracy, several factors can influence the results or their interpretation:

  • Accuracy of Input Values: The most critical factor is the precision of the numbers you enter for Coefficients A, B, and C. Even small errors in input can lead to significantly different results for 'x'. Ensure you are entering the correct values from your equation.
  • Correct Equation Format: The calculator is specifically designed for linear equations of the form Ax + B = C. Entering values that represent a different type of equation (e.g., quadratic, exponential, or systems of equations) will yield incorrect or meaningless results. Always ensure your problem can be represented in this format.
  • The Value of Coefficient A: As mentioned in the formula explanation, if Coefficient A is zero, the standard formula x = (C - B) / A is undefined due to division by zero. Our calculator includes checks for this. If A=0:
    • If C – B is also 0, the equation is 0x + B = B, which is true for all values of x (infinite solutions).
    • If C – B is not 0, the equation is 0x + B = C (where B ≠ C), which has no solution.
    Understanding these edge cases is part of mastering algebra calculator math.
  • Data Types and Precision: While most calculators handle standard numerical inputs, extremely large or small numbers, or numbers requiring very high precision, might encounter limitations depending on the underlying programming. For typical educational and practical purposes, standard floating-point precision is usually sufficient.
  • Interpretation of Results: The calculator provides a numerical answer for 'x'. However, the *meaning* of 'x' depends entirely on the context of the original problem (e.g., time, distance, quantity). Correctly interpreting the calculated value within its real-world context is crucial.

By being mindful of these factors, users can ensure they are leveraging the algebra calculator math tool effectively and obtaining reliable solutions.

Frequently Asked Questions (FAQ)

Q1: What is the main purpose of an algebra calculator math tool?

A1: The main purpose is to quickly and accurately solve linear algebraic equations of the form Ax + B = C, providing the value of the unknown variable 'x' and showing intermediate calculation steps. It aids in learning, verification, and practical problem-solving.

Q2: Can this calculator solve equations with fractions or decimals?

A2: Yes, standard number inputs including decimals are generally supported. If your coefficients or constants are fractions, you can input them as their decimal equivalents (e.g., 1/2 as 0.5). For complex fractional arithmetic, specialized calculators might be needed, but this tool handles common decimal inputs effectively.

Q3: What happens if Coefficient A is zero?

A3: If Coefficient A is zero, the equation simplifies. If C equals B, there are infinite solutions. If C does not equal B, there is no solution. Our calculator will indicate these special cases or prompt for valid input if A=0 leads to an undefined state for the standard formula.

Q4: How does the chart help in understanding algebra calculator math?

A4: The chart visually represents the relationship between the components of the equation (A, B, C) and the solution (x). It can help illustrate how changes in input values affect the outcome, providing an intuitive grasp of the algebraic concepts.

Q5: Is this calculator suitable for advanced algebra topics?

A5: This specific calculator is optimized for linear equations (Ax + B = C). For more advanced topics like quadratic equations (ax² + bx + c = 0), polynomial equations, or systems of equations, you would need different types of algebra calculator math tools.

Related Tools and Internal Resources

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var coefficientAInput = document.getElementById('coefficientA'); var constantBInput = document.getElementById('constantB'); var resultCInput = document.getElementById('resultC'); var errorA = document.getElementById('errorA'); var errorB = document.getElementById('errorB'); var errorC = document.getElementById('errorC'); var primaryResultDiv = document.getElementById('primaryResult'); var variableXSpan = document.getElementById('variableX'); var termAxSpan = document.getElementById('termAx'); var termBSpan = document.getElementById('termB'); var tableA = document.getElementById('tableA'); var tableB = document.getElementById('tableB'); var tableC = document.getElementById('tableC'); var tableX = document.getElementById('tableX'); var tableAx = document.getElementById('tableAx'); var canvas = document.getElementById('algebraChart'); var ctx = canvas.getContext('2d'); var chartInstance = null; function validateInput(value, errorElement, inputElement, minValue = null, maxValue = null) { var numValue = parseFloat(value); if (isNaN(numValue)) { errorElement.textContent = "Please enter a valid number."; return false; } if (minValue !== null && numValue maxValue) { errorElement.textContent = "Value cannot be greater than " + maxValue + "."; return false; } errorElement.textContent = ""; return true; } function calculateAlgebra() { var aStr = coefficientAInput.value; var bStr = constantBInput.value; var cStr = resultCInput.value; var isValidA = validateInput(aStr, errorA); var isValidB = validateInput(bStr, errorB); var isValidC = validateInput(cStr, errorC); if (!isValidA || !isValidB || !isValidC) { primaryResultDiv.textContent = "Invalid Input"; variableXSpan.textContent = "–"; termAxSpan.textContent = "–"; termBSpan.textContent = "–"; updateTableData('–', '–', '–', '–', '–'); clearChart(); return; } var a = parseFloat(aStr); var b = parseFloat(bStr); var c = parseFloat(cStr); var x, termAx, termB_display; if (a === 0) { if (c – b === 0) { primaryResultDiv.textContent = "Infinite Solutions"; variableXSpan.textContent = "All Real Numbers"; termAx = 0; termB_display = b.toFixed(2); } else { primaryResultDiv.textContent = "No Solution"; variableXSpan.textContent = "None"; termAx = 0; termB_display = b.toFixed(2); } } else { x = (c – b) / a; termAx = a * x; termB_display = b.toFixed(2); primaryResultDiv.textContent = x.toFixed(4); variableXSpan.textContent = x.toFixed(4); termAxSpan.textContent = termAx.toFixed(4); } updateTableData(a.toFixed(2), b.toFixed(2), c.toFixed(2), variableXSpan.textContent, termAxSpan.textContent); drawChart(a, b, c, x); } function updateTableData(valA, valB, valC, valX, valAx) { tableA.textContent = valA; tableB.textContent = valB; tableC.textContent = valC; tableX.textContent = valX; tableAx.textContent = valAx; } function resetCalculator() { coefficientAInput.value = ""; constantBInput.value = ""; resultCInput.value = ""; errorA.textContent = ""; errorB.textContent = ""; errorC.textContent = ""; primaryResultDiv.textContent = "–"; variableXSpan.textContent = "–"; termAxSpan.textContent = "–"; termBSpan.textContent = "–"; updateTableData('–', '–', '–', '–', '–'); clearChart(); } function copyResults() { var resultText = "Algebra Equation Results:\n"; resultText += "————————\n"; resultText += "Equation: Ax + B = C\n"; resultText += "Coefficient A: " + (tableA.textContent || '–') + "\n"; resultText += "Constant B: " + (tableB.textContent || '–') + "\n"; resultText += "Result C: " + (tableC.textContent || '–') + "\n"; resultText += "————————\n"; resultText += "Primary Result (x): " + (primaryResultDiv.textContent || '–') + "\n"; resultText += "Variable x: " + (variableXSpan.textContent || '–') + "\n"; resultText += "Term Ax: " + (termAxSpan.textContent || '–') + "\n"; resultText += "Term B: " + (termBSpan.textContent || '–') + "\n"; resultText += "————————\n"; resultText += "Formula Used: x = (C – B) / A\n"; try { navigator.clipboard.writeText(resultText).then(function() { alert('Results copied to clipboard!'); }).catch(function(err) { console.error('Failed to copy results: ', err); alert('Failed to copy results. Please copy manually.'); }); } catch (e) { console.error('Clipboard API not available: ', e); alert('Clipboard API not available. Please copy manually.'); } } function clearChart() { if (chartInstance) { chartInstance.destroy(); chartInstance = null; } ctx.clearRect(0, 0, canvas.width, canvas.height); } function drawChart(a, b, c, x) { clearChart(); if (isNaN(a) || isNaN(b) || isNaN(c)) return; var dataPoints = 100; var chartWidth = canvas.offsetWidth; var chartHeight = canvas.offsetHeight; var xScale = chartWidth / 10; // Arbitrary scale for x-axis display var yScale = chartHeight / 20; // Arbitrary scale for y-axis display var chartData = { labels: [], datasets: [ { label: 'Ax + B', data: [], borderColor: 'rgb(75, 192, 192)', backgroundColor: 'rgba(75, 192, 192, 0.2)', fill: false, tension: 0.1 }, { label: 'C (Target Value)', data: [], borderColor: 'rgb(255, 99, 132)', backgroundColor: 'rgba(255, 99, 132, 0.2)', fill: false, tension: 0.1, borderDash: [5, 5] } ] }; var minX = -5, maxX = 5; if (a !== 0) { minX = Math.min(minX, x – 5); maxX = Math.max(maxX, x + 5); } var step = (maxX – minX) / dataPoints; for (var i = 0; i <= dataPoints; i++) { var currentX = minX + i * step; chartData.labels.push(currentX.toFixed(2)); var y1 = a * currentX + b; chartData.datasets[0].data.push(y1); chartData.datasets[1].data.push(c); } // Simple Chart.js like structure for demonstration // In a real scenario, you'd use a library or draw manually // This is a placeholder for native canvas drawing logic // For simplicity, we'll just draw lines and points manually ctx.clearRect(0, 0, canvas.width, canvas.height); var padding = 40; var plotWidth = canvas.width – 2 * padding; var plotHeight = canvas.height – 2 * padding; // Find min/max Y values for scaling var minY = c, maxY = c; chartData.datasets[0].data.forEach(function(yVal) { if (yVal maxY) maxY = yVal; }); minY = Math.min(minY, c – 5); // Add some buffer maxY = Math.max(maxY, c + 5); // Add some buffer var yRange = maxY – minY; // Y-axis ctx.beginPath(); ctx.moveTo(padding, padding); ctx.lineTo(padding, canvas.height – padding); ctx.strokeStyle = '#ccc'; ctx.stroke(); // X-axis ctx.beginPath(); var xAxisY = canvas.height – padding – ((0 – minY) / yRange) * plotHeight; ctx.moveTo(padding, xAxisY); ctx.lineTo(canvas.width – padding, xAxisY); ctx.strokeStyle = '#ccc'; ctx.stroke(); // Draw Ax + B line ctx.beginPath(); ctx.strokeStyle = chartData.datasets[0].borderColor; ctx.lineWidth = 2; for (var i = 0; i < chartData.datasets[0].data.length; i++) { var currentXVal = minX + i * step; var currentYVal = chartData.datasets[0].data[i]; var canvasX = padding + ((currentXVal – minX) / (maxX – minX)) * plotWidth; var canvasY = canvas.height – padding – ((currentYVal – minY) / yRange) * plotHeight; if (i === 0) { ctx.moveTo(canvasX, canvasY); } else { ctx.lineTo(canvasX, canvasY); } } ctx.stroke(); // Draw C line ctx.beginPath(); ctx.strokeStyle = chartData.datasets[1].borderColor; ctx.lineWidth = 2; ctx.setLineDash([5, 5]); var canvasY_C = canvas.height – padding – ((c – minY) / yRange) * plotHeight; ctx.moveTo(padding, canvasY_C); ctx.lineTo(canvas.width – padding, canvasY_C); ctx.stroke(); ctx.setLineDash([]); // Reset line dash // Draw intersection point (solution x) if (a !== 0 && !isNaN(x)) { ctx.fillStyle = 'black'; var solutionXCanvas = padding + ((x – minX) / (maxX – minX)) * plotWidth; var solutionYCanvas = canvas.height – padding – ((c – minY) / yRange) * plotHeight; // Should be on the C line ctx.beginPath(); ctx.arc(solutionXCanvas, solutionYCanvas, 5, 0, Math.PI * 2); ctx.fill(); } // Add labels/ticks (simplified) ctx.fillStyle = '#666'; ctx.font = '10px Arial'; ctx.textAlign = 'center'; ctx.fillText('X', canvas.width – padding / 2, canvas.height – padding / 2); ctx.fillText('Y', padding / 2, padding / 2); // Add legend (simplified) var legendY = padding / 2; ctx.fillStyle = chartData.datasets[0].borderColor; ctx.fillRect(canvas.width – 150, legendY, 15, 15); ctx.fillStyle = '#333'; ctx.fillText('Ax + B', canvas.width – 130, legendY + 12); ctx.fillStyle = chartData.datasets[1].borderColor; ctx.fillRect(canvas.width – 150, legendY + 20, 15, 15); ctx.fillStyle = '#333'; ctx.fillText('C', canvas.width – 150 + 30, legendY + 32); } // Initial calculation on load if inputs have default values // Or just draw an empty chart structure window.onload = function() { // Optional: Set default values if needed // coefficientAInput.value = 5; // constantBInput.value = 10; // resultCInput.value = 25; // calculateAlgebra(); drawChart(0, 0, 0, 0); // Draw initial empty chart }; // Update chart on resize var resizeTimer; window.addEventListener('resize', function() { clearTimeout(resizeTimer); resizeTimer = setTimeout(function() { var a = parseFloat(coefficientAInput.value); var b = parseFloat(constantBInput.value); var c = parseFloat(resultCInput.value); var x = parseFloat(variableXSpan.textContent); if (!isNaN(a) && !isNaN(b) && !isNaN(c)) { calculateAlgebra(); // Recalculate to get correct x and redraw } else { drawChart(0,0,0,0); // Draw empty if inputs are invalid } }, 250); }); // Trigger calculation on input change coefficientAInput.addEventListener('input', calculateAlgebra); constantBInput.addEventListener('input', calculateAlgebra); resultCInput.addEventListener('input', calculateAlgebra);

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