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23 January, 17:30

Twice a number decreased by 11 is - 23

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  1. 23 January, 18:29
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    Twice a number decreased by 11 is - 23

    Let the number be x

    So we get the equation

    2x - 11 = - 23

    Add 11 to both sides

    2x = - 12

    Divide both sides by 2

    x = - 6

    So the number is - 6

    Negative 6
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