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March 28, 2015

March 28, 2015

Posted by **Anonymous** on Thursday, February 7, 2013 at 3:54pm.

- Algebra 1- Math -
**Lisa**, Thursday, February 7, 2013 at 6:14pm2x-3y =-3

-1(3x-3y=18)

2x-3y=-3

+ -3x+3y=-18 (add two equations)

-x = -21

x = 21

2(21)-3y =-3

42-3y=-3

-3y=-45

y=15

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