SOLUTION: Two angles supplementary angles are in ratio 3:5. How much does each measure?

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Question 297652: Two angles supplementary angles are in ratio 3:5. How much does each measure?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
What do you get when you add supplementary angles? 180 ? 90?
3x+5x=180 ?
or
3x+5x=90 ?