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March 6, 2015

March 6, 2015

Posted by **nina** on Sunday, September 7, 2008 at 6:10pm.

- math -
**Reiny**, Sunday, September 7, 2008 at 6:28pmlet x lbs be added

then

1.6x + 2.1(70) = 1.7(x+70), solve

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