Friday
September 4, 2015

Homework Help: Math

Posted by Jaison on Wednesday, October 28, 2009 at 3:47pm.

solve by graphing:
x+y=1
2x+y=0

I know that the answer is (-1,2)and i know how to mark the spot but can you explain how to draw the lines because i cant figure out the directions it goes in.

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