Answer:
x = 8
Step-by-step explanation:
Because they are alternate exterior angles, the two angles must equal to each other. You can set up the equation:
9x-2 = 8x + 6
And then solve for x.
______________
9x - 2 = 8x + 6
9x - 8x = 6 + 2
x = 6 + 2
x = 8
