SOLUTION: The three angles A, B, C of a triangle ABC if angle A exceeds twice angle B by 20 degrees. please express in terms of algebraic symbols...

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Question 667762: The three angles A, B, C of a triangle ABC if angle A exceeds twice angle B by 20 degrees.
please express in terms of algebraic symbols...
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Angle B = x
angle A = 2x+20
Angle C = 180 - (x+2x+20)
=180-x-2x-20
=160-3x