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August 21, 2014

August 21, 2014

Posted by **rachel** on Wednesday, September 5, 2012 at 4:29pm.

6x-y=18

2x+y=2

- math -
**PsyDAG**, Thursday, September 6, 2012 at 2:26amAdd the two equations.

8x = 20

x = 2.5

y = ?

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