Tuesday
March 31, 2015

Homework Help: Necessary Math HELp

Posted by Mathew on Thursday, January 13, 2011 at 8:55pm.

2x + y = -5
3x +5y = 3

How come I have to multiply by 5 to make the y variables cancel, like what does that mean? I dont get how ur supposed to multiply like where and how? Im really stuck right now, please help:(

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