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December 19, 2014

December 19, 2014

Posted by **cecelia** on Wednesday, December 28, 2011 at 1:50pm.

- intermediate algebra -
**Steve**, Wednesday, December 28, 2011 at 5:24pm.3x + .2y = 5

so

3x + 2y = 50

y = 25 - 3x/2

.5x + .4y = 11

5x + 4y = 110

5x + 4(25 - 3x/2) = 110

5x + 100 - 6x = 110

-x = 10

x = -10

y = 40

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