Respuesta :

Space

Answer:

f(9) = -131

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Algebra I

  • Function Notation

Step-by-step explanation:

Step 1: Define

f(x) = -12x - 23

x = 9

Step 2: Evaluate

  1. Substitute:                    f(9) = -12(9) - 23
  2. Multiply:                        f(9) = -108 - 23
  3. Subtract:                       f(9) = -131

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