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23 July, 12:03

F (x) = 9x + 5 at x = 7

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Answers (2)
  1. 23 July, 14:57
    0
    f (7) = 68

    Step-by-step explanation:

    f (x) = 9x + 5

    Let x = 7

    f (7) = 9*7+5

    = 63+5

    = 68
  2. 23 July, 15:49
    0
    f (7) = 68

    Step-by-step explanation:

    We are trying to find when x = 7, so we should substitute it in the equation.

    f (7) = 9 (7) + 5

    f (7) = 63 + 5

    f (7) = 68
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