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April 18, 2014

April 18, 2014

Posted by **bella** on Friday, June 15, 2012 at 9:22pm.

-3x+4y=12

- Math -
**Reiny**, Friday, June 15, 2012 at 11:38pmadd them

0 = 21

contradiction! so there is no solution

actually what you have are the equations of two parallel lines, which of course cannot intersect

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