### Home > CCA > Chapter 3 > Lesson 3.2.3 > Problem 3-62

3-62.

What is the equation of the line that has a *y*-intercept of (0, −3) and passes through the point (−9, −9)? 3-62 HW eTool (Desmos). Homework Help ✎

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Use the two points to find the rise and the run. Then divide the rise by the run. That will give you the slope.

Substitute the slope for *m* in the equation below. Then substitute the *y*-coordinate of the *y*-intercept for *b*.*y* = *mx* + *b*