If f(x) = 5x + 40, what is f(x) when x = –5? answer 1. -9 2. -8 3. 7 4. 15

Question

If f(x) = 5x + 40, what is f(x) when x = –5?

answer
1. -9
2. -8
3. 7
4. 15

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Huyền Thanh 3 years 2021-07-31T05:58:58+00:00 2 Answers 11 views 0

Answers ( )

  1. King
    0
    2021-07-31T06:00:27+00:00
    Reply

    f(x) = 5x + 40

    f(-5) = 5(-5) + 40

    = 15

    Ans: 15

  2. Cherry
    0
    2021-07-31T06:00:39+00:00
    Reply

    Answer:

    option 4

    Step-by-step explanation:

    f(x) = 5x + 40

    f(x = – 5) = 5 ( – 5) + 40

                = –  25 + 40

                 = 15

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