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11 December, 09:17

If f (x) = 3x - 9 and g (x) = - x?, find:

a) f (-2)

b) g (-2)

c.) x if f (x) = 0

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Answers (1)
  1. 11 December, 10:17
    0
    Step-by-step explanation:

    a) f (-2) = 3 (-2) - 9 = - 15

    b) g (-2) = - (-2) = 2

    c) 0 = 3x - 9

    9 = 3x

    x = 3
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