SOLUTION: father is 35 years of age 3 years ago he was 4 time as old his son age of the son this time?

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Question 444812: father is 35 years of age 3 years ago he was 4 time as old his son age of the son this time?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
father is 35 years of age 3 years ago he was 4 time as old his son age of the son this time?
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f = 35
(f-3) = 4(s-3)
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Substitute and solve for "s"
(35-3) = 4s-12
32 = 4s-12
4s = 44
s = 11 yrs old (son's age now)
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Cheers,
Stan H.
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