Math, asked by 8853, 8 months ago

Find question number 17.

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Answered by 184520323194040

1

Answer:

x = 48°

Step-by-step explanation:

( 3x- 7) +55 + (x +20) = 180

3x - 7 +55 +x + 20 = 180

4x + 68 = 180

4x = 112

x =112/4

x = 48°

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