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How do i solve this problem

How do i solve this problem-example-1

1 Answer

1 vote

Answer:

x = 8

Explanation:

Angles 97° and (9x + 11)° form a linear pair and are supplementary, so the sum of their measures is 180°.

97 + 9x + 11 = 180

9x + 108 = 180

9x = 72

x = 8

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