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December 20, 2014

December 20, 2014

Posted by **no one needs to know** on Thursday, July 1, 2010 at 8:38am.

-3x-y=3 3x+6y=48

-3x-5y=-21 -5x+6y=32

2x+4y=12

4x+16y=8

- algebra 1 -
**bobpursley**, Thursday, July 1, 2010 at 10:55amSubstitution? I would solve for x in the first equation:

x=6-2y check that. Then put that for x into the second equation...

4(6-2y)+16y=8 and solve for y.

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