SOLUTION: Find the measure of an angle such that the sum of its supplement and four times its complement is 20� less than three times the angle.

SOLUTION: Find the measure of an angle such that the sum of its supplement and four times its complement is 20� less than three times the angle.

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Question 1107619: Find the measure of an angle such that the sum of its supplement and four times its complement is 20� less than three times the angle.

Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
angle is x
supplement is 180-x
180-x+4(90-x)=3x-20
180-x+360-4x=3x-20
540-5x=3x-20
560=8x
x=70 degrees angle ANSWER
supplement is 110 degrees, complement 20 degrees
110+4(20)=190, and that is 20 degrees fewer than 3(70)
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