Respuesta :

Space

Answer:

3.) 11

General Formulas and Concepts:

Pre-Alg

  • Order of Operations: BPEMDAS

Step-by-step explanation:

Step 1: Define

f(x) = 2x + 5

f(3) is x = 3

Step 2: Solve

  1. Substitute:                    f(3) = 2(3) + 5
  2. Multiply:                        f(3) = 6 + 5
  3. Add:                              f(3) = 11