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04-10-2018
Mathematics

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Angle E and angle F are vertical angles with m angle E = 5x + 10 and m angle F = 7x - 12
What is the value of X?

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Аноним Аноним

08-10-2018

Vertical angles are always equal.

So you can set the equation up like this:

5x + 10 = 7x - 12

Subtract 5x from both sides. Then Add 12 to both sides.

22 = 2x

Divide both sides by 2.

11 = x

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