SOLUTION: An angle measures 15 degrees more than twice its supplement. Find the measure of the supplement.

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Question 175222: An angle measures 15 degrees more than twice its supplement. Find the measure of the supplement.
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
let the two angles be a and b.
:
a=2b+15.....eq 1
:
a+b=180.....eq 2
:
take a's value from eq 1 and plug it into eq 2
:
2b+15+b=180
:
3b=165
:
highlight%28b=55%29degrees
:
highlight%28a=2%2855%29%2B15=125%29degrees