### Home > CC2MN > Chapter 8 CC1: Unit 8 > Lesson CC1: 8.1.1 > Problem 8-8

8-8.

Write an equation that represents each diagram below and find the value of the variable. Homework Help ✎

How are the two lines related?

How will this help you write an equation?Because the two lines are equal, you can write the equation:

Combine like terms:

Then solve for

*x*:

Use the same method as part (a).