Solve for the indicated information. solve for x.

asked Feb 16, 2021 180k views

2 votes

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5 votes

Answer:

-9

Explanation:

x + 109 + x + 89 = 180° because these angles are supplementary

2x + 198 = 180 subtract 198 from both sides

2x = - 18 divide by 2

x = -9

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