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December 20, 2014

December 20, 2014

Posted by **Anonymous** on Wednesday, September 22, 2010 at 11:04pm.

-2x+7>22

-2x+7-7>22-7

-2x>15

-2x/(-2)<15/(-2) Switching the order of the inequality here is essential to keep the solutions true for the inequality since I divided by a negative #.

x<-7.5

- math -
**PsyDAG**, Thursday, September 23, 2010 at 12:07pmAgain, you forgot to reverse the carat, when dividing by -2.

x > -7.5

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