find the value of x that makes the quadrilateral a parallelogram.
please help!!

Answer:
x = 4
Step-by-step explanation:
plug 3x+2 = 5x-6 cause their the same length
solve for x
subtract 3x by both sides --> 2 = 2x -6
add 6 to both sides --> 8 = 2x
now divide by 2 to get x alone --> X = 8/2