5. If two vertical angles are represented by 2x + 40 and 5x + 25.
what is the value of ?

Vertical angles must be equivalent to each other, so we can set this equation:

2x + 40 = 5x + 25

Solve

15 = 3x

x = 5

I will assume the question is asking for the angle, so we plug in x

5*(5) + 25 = 50

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explanation:

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