Please help I forgot how to do this completely

Iris Classon asked Jul 12, 2022

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12 votes

Iris Classon asked Jul 12, 2022

2.4k points

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20 votes

Explanation:

9x+79+56=180(sum of angles of triangle)

9x+135=180

9x=180-135

x=45÷9

x=5

Gilesc answered Jul 17, 2022

3.2k points

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