### Home > CCAA8 > Chapter 3 Unit 4 > Lesson CCA: 3.1.2 > Problem 3-22

3-22.

For the line graphed at right: *3-22 HW eTool* (Desmos). Homework Help ✎

Determine the slope.

Start by selecting two points on the line, such as

and .

Use them to find the rise and the run and then calculate the slope.Divide the rise,

, by the run, , to determine the slope. Find the equation of the line.

Use the

-intercept forand the slope forin the equation.

Use the eTool below to help solve the problem.

Click the link at right for the full version of the eTool: *CCA 3-22 HW eTool*