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It wont let me post a picture of the angles but they are verticle angles and the equations are (3x+8), (5x-40) and it says find m ABC. The choices are 24, 56, 80, 90
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4 votes
It wont let me post a picture of the angles but they are verticle angles and the equations are (3x+8), (5x-40) and it says find m ABC.

The choices are 24, 56, 80, 90

User Dzhefer
by
6.7k points

2 Answers

1 vote

Answer:

the answer is 24 i hope this helps ...

User Escouser
by
6.6k points
3 votes
Vertical angles are equal

5x - 40 = 3x + 8
5x - 3x = 8 + 40
2x = 48
x = 48/2
x = 24

m∠ABC = 3x + 8 = 3 * 24 + 8 = 80°

(or m∠ABC = 5x - 40 = 5 * 24 - 40 = 80°)
User Ku
by
7.5k points
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