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Mathematics 15 Online
OpenStudy (anonymous):

Solve -3x _> -21.

OpenStudy (anonymous):

|dw:1373121979444:dw|

OpenStudy (ajprincess):

Divide both sides of the inequality by -3. Remember that divide by a negative number the sign flips. Does that help?

OpenStudy (anonymous):

so < 7

OpenStudy (ajprincess):

|dw:1373122122661:dw|

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