SOLUTION: Five years ago, John's age was half of the age he will be in 8 years. How old is he now?

SOLUTION: Five years ago, John's age was half of the age he will be in 8 years. How old is he now?

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Question 308801: Five years ago, John's age was half of the age he will be in 8 years. How old is he now?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Five years ago, John's age was half of the age he will be in 8 years. How old is he now?
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Equation:
(j-5) = (1/2)(j+8)
j-5 = (j/2) + 4
(1/2)j = 9
j = 18 yrs old (John's age now)
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Cheers,
Stan H.
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