Question 908890
Perimeter = A + B + C
Perimeter = 35
A = 2x
B = x+4
C = 13
35 = A + B + C
35 = 2X + X + 4 + 13
Subtract 17 from each side
18 = 3X
Divide each side by 3
x = 6
Therefore, the sides are 12,10, and 13
12 + 10 + 13 = 35