Question

Please help, need this done in under 30 min.

Answer 1

x = 13

Explanation:

Set up a proportion that relates the side lengths of these similar triangles.

`(36)/(24) = (6x-6)/(3x+7)`

Simplify.

`(3)/(2) =(6x-6)/(3x+7)`

Cross-multiply.

3(3x+7) = 2(6x-6)

Simplify.

9x + 27 = 12x - 12

39 = 3x

x = 13