### Home > CAAC > Chapter 5 > Lesson 5.1.2 > Problem 5-18

5-18.

Use the rate of growth and the *y*-intercept to write an equation for the line. *y = mx + b*

*y*-intercept = (0,−2)

Use the eTool below to complete the graph and help solve each part.

Click on the link at right for the full eTool version: AC 5-18 HW eTool