Question

Evaluate the following function f(x) =-12x-23 at x=9*

Answer 1

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