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Hey can anyone help with this problem pls and ty !

Hey can anyone help with this problem pls and ty !-example-1

1 Answer

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Explanation:

(x + 20)º and (4x - 5)º are supplementary angles, meaning the sum of their angles = 180º.

(x + 20) + (4x - 5) = 180

5x + 20 - 5 = 180

5x + 15 = 180

5x = 165

165/5 = 33

Answer: x = 33

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