SOLUTION: The measure of an angle is 20 less than 3 times its supplement. Find the measure of the angle
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Question 315281: The measure of an angle is 20 less than 3 times its supplement. Find the measure of the angle
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
The measure of an angle is 20 less than 3 times its supplement. Find the measure of the angle
.
Let x = the angle
then
180-x = the supplement
.
x = 3(180-x) - 20
x = 540-3x-20
x = 520-3x
4x = 520
x = 130 degrees
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