### Home > AC > Chapter 7 > Lesson 7.2.1 > Problem 7-59

7-59.

Find the equation of each of the lines graphed at right. Then confirm algebraically that

Use .

You need to find the slope and

*intercept of each line.* -

For one of the lines, the slope is *-*intercept is

Therefore its equation in

*. Now write the equation of the other line.*

Use the Equal Values Method to confirm that