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18 May, 00:58

Given f (x) = 10 minus 2 x, find f (7).

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Answers (2)
  1. 18 May, 03:11
    0
    Answer: X = 3/2

    Step-by-step explanation:

    y=10-2x

    then plug in the 7 for f (x) so,

    7=10-2x

    subtract the 10 from both sides

    -3=-2x

    divide - 2

    answer x=3/2
  2. 18 May, 04:15
    0
    f (7) = - 4

    Step-by-step explanation:

    To evaluate f (7) substitute x = 7 into f (x)

    f (7) = 10 - 2 (7) = 10 - 14 = - 4
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