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3 votes
14.9+1/3(-12 -27x) - 33.2
x=-3

1 Answer

4 votes

Answer:

4.7

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

14.9 + 1/3(-12 - 27x) - 33.2

x = -3

Step 2: Evaluate

  1. Substitute in x: 14.9 + 1/3(-12 - 27(-3)) - 33.2
  2. Multiply: 14.9 + 1/3(-12 + 81) - 33.2
  3. Add: 14.9 + 1/3(69) - 33.2
  4. Multiply: 14.9 + 23 - 33.2
  5. Add: 37.9 - 33.2
  6. Subtract: 4.7
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