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What is the value of x?
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3 votes
What is the value of x?

What is the value of x?-example-1
User Dong Chen
by
7.2k points

1 Answer

5 votes

Answer:

x = 21

Explanation:

The two angles shown are supplementary.

3x + 10 + 6x - 19 = 180

9x - 9 = 180

9x = 189

x = 21

User JohnD
by
8.9k points
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