Question

3. f(3) if f(x) = 2x + 4 I also need the explanation please!

Answer 1

Answer:

f(3) = 10

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) = 2x + 4

f(3) is x = 3

Step 2: Evaluate

1. Substitute in x:                    f(3) = 2(3) + 4
2. Multiply:                               f(3) = 6 + 4
3. Add:                                     f(3) = 10

Answer 2

Answer:

10

Step-by-step explanation:

2x+4

2(3)+4

6+4

10