SOLUTION: how do I set up this equation: a number, x is three times as large as another number, y. if 18 is added to x, the resulting number is five times as large as y.

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Question 1010101: how do I set up this equation:
a number, x is three times as large as another number, y. if 18 is added to x, the resulting number is five times as large as y.

Found 2 solutions by Boreal, josgarithmetic:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
x=3y
x+18=5y
substitute 3y for x
3y+18=5y
2y=18
y=9
x=27
When x=45, it is 5 times y.

Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Transcribe literally as given.

system%28x=3y%2Cx%2B18=5y%29