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4 June, 04:23

F (x) = 5x-22 for x=12 is it a function

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Answers (2)
  1. 4 June, 05:30
    0
    f (x) = 38

    Step-by-step work: f (x) = 5x-22 x=12

    f (12) = 5 (12) - 22

    12*5 = 60

    f (12) = 60-22

    60-22=38

    f (12) = 38
  2. 4 June, 06:56
    0
    f (x) = 5x - 12

    Let's plug in 2.

    f (2) = 5 (2) - 12

    Let's simplify.

    f (2) = 10 - 12

    f (2) = - 2
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