SOLUTION: Tim and his mother have the same birthday. When Tim is 12, his mother is 48. How old will they be when his mother's age is 3 times hers? Let this happen in "n" years.

SOLUTION: Tim and his mother have the same birthday. When Tim is 12, his mother is 48. How old will they be when his mother's age is 3 times hers? Let this happen in "n" years.

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Question 1100402: Tim and his mother have the same birthday. When Tim is 12, his mother is 48.
How old will they be when his mother's age is 3 times hers? Let this happen in "n" years.

Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
in n years, his mother will be 48+n and Tim 12+n
(48+n)/(12+n)=3
multiply both sides by (12+n)
48+n=36+3n
12=2n
n=6 years. She will be 54 and he will be 18.

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