Question

The perimeter of this triangle is 13 inches. what is the value for x?A. 2inB. 4inC. 8inD. None of the above

Answer 1

Perimeter = 13 in

x = ?

(x - 5) + (x/2) + 6 = 13

Solve for x

x - 5 + x/2 + 6 = 13

x + x/2 = 13 + 5 - 6

(2x + x) / 2 = 12

3x = 2(12)

3x = 24

x = 24/3

x = 8 in