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Math Help - Proof #5

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    Proof #5

    Prove tha if q divides 3k+1 and q divides 2n+3, then q divides their sum (3k+1)+(2n+3)
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    Super Member Matt Westwood's Avatar
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    Quote Originally Posted by sderosa518 View Post
    Prove tha if q divides 3k+1 and q divides 2n+3, then q divides their sum (3k+1)+(2n+3)
    Express 3k+1 as rq and 2n+3 as sq where both r and s are integers.

    Then express the sum given in terms of what you've just expressed them as, and you're about done.
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