SOLUTION: an angle is 4 times is supplement. find the size of the angle?

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Question 399368: an angle is 4 times is supplement. find the size of the angle?
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi

angle is 4 times is supplement

Let x and 4x represent the two supplementary angles

Question states***

  x + 4x = 180°

    5x = 180°

     x = 36° , it's supplement is 144°



CHECKING our Answer***

  36° + 144° = 180°