Question

Hey, does anyone know the answer to this problem? I’m struggling with it

Answer 1

Explanation:

the total perimeter is 33 so all of the sides are equal to it.

33=3x+13+12

then combine like terms

33=3x+25

subtract from each side

(33)-25=(3x+25)-25

8=3x

divide by 3

x=2 2/3