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23 February, 08:09

The sum of nine and three times a number is 57 find the number and write an equation

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  1. 23 February, 10:37
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    Let "n" be a number

    9 + 3n = 57

    3n = 57 - 9

    3n = 48

    n = 48/3

    n = 16
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