Answer:
z=72
x=6
Explanation:
you have the value of z=72 because of the fact that if you take 2 intersecting lines the angles on either side are always equal.
(360-(72+72))/2=12x+36
216/2=12x+36
108=12x+36
take away 36 from either side
72=12x
divide each side by 12
x=6