SOLUTION: Sam is four times as old as his son. In 3 years, Sam will be three times as old as his son. How old is Sam now?

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Question 1108362: Sam is four times as old as his son. In 3 years, Sam will be three times as old as his son. How old is Sam now?
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Sam, y, (mayor)
His son, n (menor)
system%28y=4n%2Cy%2B3=3%28n%2B3%29%29