SOLUTION: What angle is one eighth its supplement?

Algebra ->  Expressions -> SOLUTION: What angle is one eighth its supplement?       Log On


   

Question 795863: What angle is one eighth its supplement?
Answer by rfer(16322) About Me  (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