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24 votes
angle A and angle B are vertical angles. If angle A= (5x – 9)° and angle B = (8x – 30) then find the value of x.

User Maxsteel
by
6.1k points

1 Answer

9 votes

Answer:

x=7

Explanation:

5x-9=8x-30

8x-5x=-9+30

3x=21

x=21/3=7

User Seungyeon
by
4.6k points
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