What is the value of x?

Answer:
x = 10
Step-by-step explanation:
Consecutive angles in a parallelogram are supplementary, thus
∠ A + ∠ B = 180, substitute values
9x + 8 + 8x + 2 = 180, that is
17x + 10 = 180 ( subtract 10 from both sides )
17x = 170 ( divide both sides by 17 )
x = 10
Answer:
x=10
Step-by-step explanation:
Angle A +Angle B = 180°
therefore
8x+2+9x+8 =180
17x+10 = 180
17x = 170
x = 10