SOLUTION: Two years ago a man was 7 times as old as his son, but in three years he will only be four times as old as the boy. How old is each now?

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Question 578741: Two years ago a man was 7 times as old as his son, but in three years he will only be four times as old as the boy. How old is each now?
Answer by richwmiller(9135) About Me  (Show Source):
You can put this solution on YOUR website!
m-2=7*(s-2)
m+3=4(s+3)
m=37 s=7
check
35=7*5
40=4*10
ok