SOLUTION: Angle A is 21 less than twice as large as its supplement, Angle B

Algebra ->  Angles -> SOLUTION: Angle A is 21 less than twice as large as its supplement, Angle B      Log On


   

Question 498340: Angle A is 21 less than twice as large as its supplement, Angle B
Answer by cleomenius(959) About Me  (Show Source):
You can put this solution on YOUR website!
3x + 21 = 180
3x = 159
x = 53 degrees, the smaller angle.
2(53) + 21 = 127 degrees
127 + 53 = 180 degrees.
this does check.
Cleomenius