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5 votes
What is the value of x?

What is the value of x?-example-1
User Rurban
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1 Answer

4 votes
5x - 10 = 4x + 10
+10 + 10

5x = 4x + 20
-4x -4x

x = 20

If you plug in x into both angles, you get a total of 180.
User Steger
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