SOLUTION: Find the measures of the supplementary angles whose measures are 2a-10 and 4a-10.

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Question 337662: Find the measures of the supplementary angles whose measures are 2a-10 and 4a-10.
Answer by stanbon(75887) About Me  (Show Source):
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Find the measures of the supplementary angles
whose measures are 2a-10 and 4a-10.
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If the angles are supplementary,
2a-10 + 4a-10 = 180 degrees
6a-20 = 180
6a = 200
a = 33 1/3
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Then 2a-10 = 66.66-10 = 56.66 degrees
And 4a-10 = 123.33 degrees
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Cheers,
Stan H.