SOLUTION: One angle measures 54 more than 3 times another angle. The angles are supplementary. What are their measures?

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Question 845445: One angle measures 54 more than 3 times another angle. The angles are supplementary. What are their measures?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.A=3B
2.A%2BB=180
Substitute eq.1 into eq. 2,
3B%2BB=180
4B=180
B=45
A=3%2845%29=135