## 3.3 Find the Equation of a Line

The general equation in the point-slope form can be written as: y – y1 = m (x – x1) Where. (x1,

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Point-Slope Form of the Equation of a Line. In the point-slope form, the equation of a line has slope m and passes through the point (x 1, y 1 ). The equation is given using: y - y1 =

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## Equation of a Straight Line

Equation of a Straight Line Equation of a Straight Line The equation of a straight line is usually written this way: y = mx + b (or y = mx + c in the UK see below) What does it stand for? y = how far up x = how far along m = Slope or Gradient 