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January 30, 2015

January 30, 2015

Posted by **Zac** on Monday, February 24, 2014 at 10:57pm.

- Math -
**Steve**, Monday, February 24, 2014 at 11:33pmoriginal fraction: n/(2n+4)

modified fraction:

(n+6)/(2n+4+6) = 7/13

13(n+6) = 7(2n+10)

13n+78 = 14n+70

-n = -8

n=8

So, the original fraction was 8/20

and the new value is 14/26 = 7/13

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