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26 August, 07:53

21 less than a number, multiplied by 4, results in 108. Find the value of the unknown number.

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  1. 26 August, 11:46
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    21 - 4x = 108

    Subtract 21 from both sides

    -4x = 87

    Divide both sides by - 4

    x = - 21.75
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