Answer:
x = 13
Explanation:
If they are parallel, that means that the angles shown are congruent.
If they are congruent, you can find the unit rate of x.
7x-1
is equal to
8x-14
7x - 1 = 8x - 14
Isolate x
-1 = 8x - 7x - 14
-1 + 14 = 8x - 7x
Simplify
13 = 1x
x = 13