SOLUTION: An angle measures 77.2° less than the measure of its supplementary angle. What is the measure of each angle?

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Question 1150385: An angle measures 77.2° less than the measure of its supplementary angle. What is the measure of each angle?
Answer by ikleyn(52802) About Me  (Show Source):
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If x is the angle under consideration, then the supplementary angle is (180-x) degrees,


and the problem says


    x = (180-x) - 72.2  degrees.


Solve the equation and find x.