SOLUTION: In triangle ABC, angle B is four times angle A, and angle C is 1 degree less than 5 times Angle A. Find the size of the angles. I really need help with this one.

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Question 384540: In triangle ABC, angle B is four times angle A, and angle C is 1 degree less than 5 times Angle A.
Find the size of the angles.
I really need help with this one.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
a=a
b=4a
c=5a-1
-----------
a+4a+5a-1=180
10a=181
a=18.1
b=72.4
c=89.5