### Home > CC4 > Chapter 11 > Lesson 11.2.4 > Problem 11-93

11-93.

Write an equation and solve for *x*. Homework Help ✎

Although you do not have dimensions, you can write an equation by examining the relationship between the side lengths.

2(12*x* + 7) = 30*x* − 4, so *x* = 3.