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Posted by on Wednesday, January 5, 2011 at 6:56pm.

-3x < 0

  • Math - , Wednesday, January 5, 2011 at 7:10pm

    Solve like an ordinary equation, except that when you multiply or divide by a negative quantity, the inequality sign must be reversed.

    In this case,
    -3x < 0
    Divide by -3 and reverse the direction of the inequality:
    -3x/(-3) > 0/(-3)
    x > 0

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