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4 September, 16:24

The sum of 3 consecutive odd numbers is 51

what is the second number to this sequence

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  1. 4 September, 16:29
    0
    17

    Solution:

    2n+1+2n+3+2n+5=51

    6n+9=51

    6n=42

    n=7

    Second term is 2n+3, where n=7.

    2 (7) + 3=17
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