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23 January, 00:02

The sum of 3 less than 5 times a number and the number increases by 9 is 24. What is the number.?

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  1. 23 January, 01:46
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    The number is 3.

    Step-by-step explanation:

    Let x be the unknown number.

    "3 less than 5 times a number" - -> 5x-3

    "Number increased by 9" - -> x+9

    The sum of 24

    5x-3+x+9=24

    6x+6=24

    6x=18

    x=3

    So, the number is 3.
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