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October 23, 2014

October 23, 2014

Posted by **Anonymous** on Monday, April 8, 2013 at 6:28pm.

- Mathematics -
**Reiny**, Monday, April 8, 2013 at 6:47pmlet the number of years be x

x+39 = 2(15+x)

x+39 = 30 + 2x

9 = x

check:

in 9 yrs from now, kim will be 24 and Kim's dad will be 48 , which is twice Kim's age.

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