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__X+3___ is an integer, than X must be?
2

  • math -

    Is your problem?

    (x/2) + 3

  • math -

    Ms Sue, the question is :
    If x + 3 divided by 2 is an integer, then x must be what

  • math -

    Hmm -- let's try a few numbers --

    2 + 3 = 5
    5/2 = 2.5

    3 + 3 = 6
    6/2 = 3

    4 + 3 = 7
    7/2 = 3.5

    5 + 3 = 8
    8/2 = 4

    What do you think?

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