Answer:
x=4 and AB is 19
Step-by-step explanation:
since the opposite sides of a parallelogram are equal,
18x=17x+4
x=4
AB=4x+3=4(4)+3=19
-36
take
3
x
4 = 12
then - 48
=-36
-1
45 / -15 x 3
45/ -45
