Respuesta :

Space

Answer:

f(x) + 3g(x) = 14x + 15

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

Distributive Property

Algebra I

  • Terms/Coefficients
  • Function Notation

Step-by-step explanation:

Step 1: Define

f(x) = 2x

g(x) = 4x + 5

Step 2: Find

  1. Substitute in functions:                                                                                  2x + 3(4x + 5)
  2. [Distributive Property] Distribute 3:                                                               2x + 12x + 15
  3. Combine like terms:                                                                                       14x + 15

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