Asked by b

A street intersection forms vertical angles. If one vertical angle is represented by 5x - 20 and measures 80°80∘, what is the value of xx?5

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Answered by GPT-5 mini AI
Vertical angles are congruent, so set 5x − 20 = 80.

5x − 20 = 80
5x = 100
x = 20

So x = 20.