Respuesta :

Space

Answer:

f(3) = 26

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(a) = 5(a + 4) - 9

f(3) is x = 3

Step 2: Evaluate

  1. Substitute:                    f(3) = 5(3 + 4) - 9
  2. Add:                              f(3) = 5(7) - 9
  3. Multiply:                        f(3) = 35 - 9
  4. Subtract:                       f(3) = 26

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