queenphere queenphere

21-04-2021
Mathematics

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PLEASE HELP !!!! ILL GIVE BRAINLIEST !!!

PLEASE HELP ILL GIVE BRAINLIEST class=

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21-04-2021

Step-by-step explanation:

1. they are supplementary angles

2. ????

3. 7x +9 +5x +3 = 180

12x = 168

x = 14

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