Ask Question
MathematicsMathematics
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
You Might be Interested in
the students in science class spent 85% of their class period preforming an experiment. what decimal is equivalent to 85%.
Answers (1)
Complete the number pattern 189,209,249,329 809
Answers (1)
Determine the intercepts of the line y - 3 = 5 (x - 2) y-intercept:?,? I-intercept:?,?
Answers (2)
A food company sells peas in a can that has a radius of 3.4 cm and a height of 6 cm. Which is the volume of the can? (Use 3.14 for π.)
Answers (1)
What is 7,000,000 x 7,000,000
Answers (2)
New Questions in Mathematics
Use each number exactly once to write an expression using +,-, x and or division that is equal to 24.
Answers (1)
What is the correct order of these numbers ... 5/6, 12/13, 0.8
Answers (2)
Which number is 14,903 500/6000
Answers (1)
Evaluate C (n, n). 0 1 n
Answers (2)
Two different plants that grow each month at different rates are represented by the functions f (x) and g (x).
Answers (2)
Home » Mathematics » Given ƒ (x) = - 2x - 12, find x when ƒ (x) = 20.
Sign Up Forgot Password?