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July 30, 2014

July 30, 2014

Posted by **Miley** on Monday, November 18, 2013 at 7:42pm.

-x+3y+1=0

3x-y+1=0

4x-3y=-13

-2x+y=4

Please help, thanks:):)!!!!

- Math 2 questions -
**Steve**, Tuesday, November 19, 2013 at 5:43amIn #1, substitute x=3y+1 into 2nd equation

in #2, substitute y=2x+4 into the 1st equation

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