Answer:
x = 7
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
Answer: x = 7
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