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5 votes
5 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 YasirAzgar
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1 Answer

22 votes
22 votes

Answer:

x=7

Explanation:

5x-9=8x-30

8x-5x=-9+30

3x=21

x=21/3=7

User Edthrn
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