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∠E and ∠F are vertical angles with m∠E=5x+10 and m∠F=7x−12 . What is the value of x?
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∠E and ∠F are vertical angles with m∠E=5x+10 and m∠F=7x−12 . What is the value of x?

User Anton Swanevelder
by
8.5k points

2 Answers

4 votes

Answer:

x=11

Explanation:

right answer just took the test

User Mauna
by
7.5k points
6 votes
Vertical angles are always equal, I remember them as opposite angles are always equal when two lines intersect :)

5x+10=7x-12 subtract 5x from both sides

10=2x-12 add 12 to both sides

22=2x divide both sides by 2

x=11°
User Amarnath Krishnan
by
8.6k points
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