Ask Question
6 October, 17:55

Given ƒ (x) = - 2x - 12, find x when ƒ (x) = 20.

+3
Answers (2)
  1. 6 October, 20:04
    0
    -16

    Step-by-step explanation:

    f (x) = - 2x - 12

    20 = - 2x - 12

    20 = - 2x

    +12

    32=-2x

    32=x

    :-2

    -16=x
  2. 6 October, 21:47
    0
    Step-by-step explanation:

    ƒ (x) = - 2x - 12

    f (20) = - 2 (20) - 12

    = - 40 - 12

    = - 52
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Given ƒ (x) = - 2x - 12, find x when ƒ (x) = 20. ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers