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The angles below are supplementary. What is the value of x? A pair of supplementary angles is shown. One angle measures 3x + 40, and the other angle measures 80. 16.6 20 26.7 40
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The angles below are supplementary. What is the value of x? A pair of supplementary angles is shown. One angle measures 3x + 40, and the other angle measures 80.

16.6
20
26.7
40

User Luke West
by
6.6k points

2 Answers

2 votes

Answer:

x = 20 hope this helps :)

Explanation:

User MozenRath
by
7.1k points
2 votes
supplementary angles add up to 180 degrees and with the given information you should be able to get the equation (3x+40)+80=180. Simply solve for X from there. X should equal 20.
User David Spector
by
7.4k points
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