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If you good in 7th grade math pls help

If you good in 7th grade math pls help-example-1

1 Answer

9 votes

Answer:

y = 37

Explanation:

Since we know all the terms will equal 180°, we can set up the following equation to solve for y:

y + 29 + 40 + 2y = 180

3y + 69 = 180

3y = 111

y = 37

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