Line Equation from Two Points Calculator

Find the slope-intercept equation y = mx + b for a straight line through two points.

Point 1 X (x₁)

Point 1 Y (y₁)

Point 2 X (x₂)

Point 2 Y (y₂)

Result

Complete

유형: vertical
x: 1
Line Equation: x = 1

Formula

m=(dy/dx); return y=mx+b; vertical => x=x1

How It Works & Processing Standards

Enter values above to calculate results automatically. Check each input field for guidance and units.

Your input data is never sent to any server and is securely processed on your device.

Current Limits

Maximum input length: 100,000 characters

Line Equation from Two Points Calculator is a 100% free, browser-based online utility. All calculations and file conversions run locally inside your browser (Local-First) without sending data to remote servers, keeping your documents and inputs strictly private.

How to Use Line Equation from Two Points Calculator

1
Input Point 1Type (x₁, y₁).
2
Input Point 2Type (x₂, y₂).
3
Derive EquationView slope, intercept, and formatted equation.

Common Use Cases

Linear trendline extrapolation in experimental data
Analytical coordinate geometry assignments

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