Tuesday
April 21, 2015

Homework Help: math

Posted by lee on Monday, July 5, 2010 at 9:18pm.

you are given two equations which are both true , and yiu are asked to solve for both x and y. you plane to solve this set of eqiutions by substituting part of one equation into the other so you end up with an equation that contains only x's or y's. the first thing you do in this procedure is what?

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