Question

Find the value of x so that the function has the given value
f(x) = 4x -3; f(x) = 33

Answer 1

x = 9

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

Equality Properties

Algebra I

• Function Notation

Explanation:

Step 1: Define

f(x) = 4x - 3

f(x) = 33

Step 2: Solve for x

1. Substitute: 33 = 4x - 3
2. Isolate x term: 36 = 4x
3. Isolate x: 9 = x
4. Rewrite: x = 9