Slope-intercept form

m = (y₂ − y₁) / (x₂ − x₁) and b = y₁ − m·x₁, giving y = mx + b. If x₁ = x₂ the line is vertical.

Frequently Asked Questions

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How accurate is the Slope & Intercept Calculator?

Our Slope & Intercept Calculator uses industry-standard formulas and methodology. You can view the exact formula and calculation logic used in the methodology section above to verify the math yourself.

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