Answer:
z = 8
x = 5
Explanation:
Because it is a parrallelogram 3z - 4 and 2z + 4 is congruent if you make it an equation and equal each other (3z - 4 = 2z + 4) It will be 8
They are also equal to each other so you will do the same thing
4x - 6 = x + 9
x = 5