. Parallel lines A and B are cut by transversal, t, as shown below. Use the relationship of the marked angles above to find the correct value of x.

asked Jan 27, 2022 176k views

3 votes

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4 votes

Answer:

x = 30

Explanation:

These angles form supplementary angles meaning they add up to 180°.

$5x-40+2x+10=180\\7x-30=180\\7x=210\\x=30$

Jjames answered Feb 2, 2022

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