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July 3, 2015

July 3, 2015

Posted by **Chris** on Monday, December 1, 2008 at 11:11pm.

2x-y=-9

- continued from algebra -
**drwls**, Monday, December 1, 2008 at 11:28pmThose two equations are not independent. One can be derived from the other. There is insufficient information to solve for x and y.