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April 23, 2014

April 23, 2014

Posted by **Gina** on Thursday, December 13, 2012 at 10:14pm.

- Math Algebra , high school -
**Steve**, Friday, December 14, 2012 at 5:26amx+y+z = 50

x = 2y

.05x + .15y + .25z = .20(50)

(x,y,z) = (10,5,35)

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