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5 August, 04:29

6 less than the product of a number and 3 is - 18 ... what is the number?

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  1. 5 August, 07:06
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    The product of a number and 3 can be represented as 3n (where n = unknown number). Then 6 less than 3n is 3n - 6.

    3n - 6 = - 18

    3n = - 12

    n = - 4

    Check:

    -4 x 3 = - 12

    -12 - 6 = - 18 (this works!)
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