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How to solve and answer to the question

How to solve and answer to the question
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3 votes
How to solve and answer to the question

How to solve and answer to the question-example-1
User Silasjmatson
by
8.8k points

1 Answer

3 votes

Answer:

7

Explanation:

AB//CD (Opposite sides of parallelogram are parallel)

Angle A + Angle B = 180 (Sum of interior angles=180)

138 + 7x - 7 = 180

7x - 7 = 180 - 138

7x = 42 + 7

7x = 49

x = 49/7

x = 7

User AFoeee
by
8.3k points
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