please help!! 40 points x

Answer:
x = 7
Step-by-step explanation:
Two angles next to each other equal 180 degrees. Therefore, angle 1 and 2 add up to 180.
180 - 112 = 68 (angle 1)
Because of parallel lines, angle 1 and angle 5 are equal.
9x + 5 = 68
9x = 63
x = 7