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11 June, 08:16

5 (n + 3) - 7n when n = 1/2

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Answers (2)
  1. 11 June, 08:27
    0
    14

    Step-by-step explanation:

    5 (n + 3) - 7n

    putting value of n

    5 (1/2 + 3) - 7/2

    5 (0.5 + 3) - 3.5

    5 (3.5) - 3.5

    17.5 - 3.5

    14
  2. 11 June, 10:07
    0
    14

    Step-by-step explanation:

    Replace n with 1/2

    5 (1/2 + 3) - 7 (1/2)

    17.5 - 3.5

    =14

    So, n=14
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