SOLUTION: A man is 40 years old and his son is 8 years old. In how many years will the man be 3 times as old as his son will be then.

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Question 617030: A man is 40 years old and his son is 8 years old. In how many years will the man be 3 times as old as his son will be then.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
40+x=3*(8+x)
40+x=24+3x
16=2x
x=8
check
48=3*16
ok