Question

Evaluate 1/5 (12b + 5)for b=5/6


please help

Answer 1

3

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

Explanation:

Step 1: Define

1/5(12b + 5)

b = 5/6

Step 2: Evaluate

1. Substitute in b: 1/5(12(5/6) + 5)
2. (Parenthesis) Multiply: 1/5(10 + 5)
3. (Parenthesis) Add: 1/5(15)
4. Multiply: 3