SOLUTION: What angle is one eighth its supplement?

SOLUTION: What angle is one eighth its supplement?

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Question 795863: What angle is one eighth its supplement?

Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
x+1/8x=180
1 1/8x=180
x=180/(9/8)
x=180*8/9
x=160
180-160=20 degrees
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