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November 27, 2014

November 27, 2014

Posted by **Taylor** on Tuesday, January 15, 2013 at 7:32am.

4x+y=2

3y+2x=-1

- math -
**John**, Tuesday, January 15, 2013 at 8:05amy = 2-4x

Substituting,

3(2-4x) + 2x = -1

6-12x + 2x = -1

-10x = -1-5

-10x = -6

x = 6/10 or 3/5

- math -
**John**, Tuesday, January 15, 2013 at 8:06amerror.. that's supposed to be

-10x = -1-6

-10x = -7

x = 7/10

im so sorry..

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