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What is the answer to this problem?
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1 vote
What is the answer to this problem?

What is the answer to this problem?-example-1
User Arkan
by
4.0k points

1 Answer

5 votes

Answer:

x = 4.

Explanation:

These are exterior alternate angles which are congruent.

So 21x + 6 = 90

21x = 84

x = 4.

User Willem Van Ketwich
by
4.7k points
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