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April 20, 2014

April 20, 2014

Posted by **muff** on Thursday, December 3, 2009 at 6:18pm.

5x+5y=-7

7x-2y=13

Could someone please help me? Thanks

- colege algebra -
**bobpursley**, Thursday, December 3, 2009 at 6:56pmmultiply the top equation by 2

and the bottom equation by 5

10x+10y=-14

35x-10y=65

add the equations

45x=51 and solve for x, then y.

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