# SOLUTION: two angles are supplementary. one angle is 280 degres less than three times the other. find measures of the angles . supplementary angles add to 180 degrees

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 Click here to see ALL problems on Graphs Question 354466: two angles are supplementary. one angle is 280 degres less than three times the other. find measures of the angles . supplementary angles add to 180 degreesAnswer by mananth(12270)   (Show Source): You can put this solution on YOUR website!let one angle be x the other is 3x-280. they are supplementary. sum = 180 deg. x+3x-280=180 4x-280=180 4x=280+180 4x=460 /4 x=115 deg. one angle 180-115= 65 deg second angle