Step-by-step explanation:
First we need to solve for z
Each side has a length:
VX=3z
VW=2z+2
WX=z+3
P=VW+VX+WX
P=(2z+2)+3z+(z+3)
P=6z+5
59=6z+5
54=6z
z=9
So the length of line WX=z+3
WX=12
