### Home > CCAA > Chapter 8 Unit 7 > Lesson CC2: 8.3.1 > Problem 8-61

8-61.

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).