Halp I suck at math

Question

The perimeter of this triangle is 39 feet. solve for x, and give the side lengths of the triangle.

Answer 1

x+2 + 2x + 3 + 3x-2 = 39

6x = 39-2-3+2 =36

x = 36/6 = 6

x+2 = 8

2x+3 =15

3x-2 = 16

8+15+16= 39

sides are 8, 15, and 16, x=6