SOLUTION: Express the following statements in terms of algebraic symbols. Q:The three angles A,B,C of a triangle ABC if angle A exceeds twice angle B by 20. please and thank you

Question 147925: Express the following statements in terms of algebraic symbols.
Q:The three angles A,B,C of a triangle ABC if angle A exceeds twice angle B by 20.

please and thank you
Found 2 solutions by vleith, mangopeeler07:
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
We know the sum of the angels in a triangle is 180.
Given: A = 2B + 20
Then C = 180 - A - B
C = 180 - (2B+20) - B
C = 180 - 2B - 20 - B
C = 160 - 3B
So, the angles are:
A = 2B+20
B = B
C = 160 - 3B
Make sense?
Answer by mangopeeler07(462) (Show Source): You can put this solution on YOUR website!
The three angles A,B,C of a triangle ABC

A exceeds twice angle B by 20

angle B

angle C

or

Distribute -1

Simplify

Therefore,

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