Question

For the function N(y)=-3y-7, evaluate N(1)

Answer 1

N(1) = -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

Explanation:

Step 1: Define

N(y) = -3y - 7

N(1) is y = 1

Step 2: Evaluate

1. Substitute in y [Function]: N(1) = -3(1) - 7
2. [Function] Multiply: N(1) = -3 - 7
3. [Function] Subtract: N(1) = -10