SOLUTION: An angle is three fifths as much as its supplement. What is the angle?

Algebra ->  Angles -> SOLUTION: An angle is three fifths as much as its supplement. What is the angle?      Log On


   

Question 499490: An angle is three fifths as much as its supplement. What is the angle?
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
An angle is three fifths as much as its supplement. What is the angle?
.
Let x = the angle
then
180-x = supplement of angle
.
x = (3/5)(180-x)
5x = (3)(180-x)
5x = 540-3x
8x = 540
x = 67.5 degrees