Slope Intercept Calculator

Enter two points to get the slope, y-intercept and line equation.

x1:

y1:

x2:

y2:

How to use

Enter two points and click Calculate. Everything runs in your browser — nothing is uploaded or stored.

What is the slope between (1,2) and (4,8)?

2 — the line is y = 2x + 0.

What about a vertical line?

Slope is undefined; the equation is x = constant.

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