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December 21, 2014

December 21, 2014

Posted by **Keaton** on Tuesday, May 18, 2010 at 12:52am.

could someone work this for me. I have but not right.

- math -
**drwls**, Tuesday, May 18, 2010 at 5:11amWhat if the length is 10 feet?

- math -
**Jen**, Tuesday, May 18, 2010 at 9:07amLW=20

W=L-8

L(L-8)=20

L^2-8L-20=0

(L-10) (L+2)

Only 10 works. When we put ten back in either, equation you get 2 for W.

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