Question

evaluate 3(c+d) if c = 8 and d = -5

Answer 1

Answer:

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

Step-by-step explanation:

Step 1: Define

3(c + d)

c = 8

d = -5

Step 2: Evaluate

1. Substitute:                    3(8 - 5)
2. Subtract:                       3(3)
3. Multiply:                        9