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March 28, 2017

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-2x+1>7

  • Algebra - ,

    - 2 x + 1 > 7 Subtract 1 to both sides

    - 2 x + 1 - 1 > 7 - 1

    - 2 x > 6

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    Remark :

    When you multiply or divide left and right sides of inequality WITH NEGATIVE NUMBER , you MUST CHANGE the direction of the inequality.

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    x < - 3

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