118k views
14 votes
Use addition and subtraction to simplify (3x^2- 3x + 6 ) - (5x^2+2x + 9)

1 Answer

8 votes

Answer:

-2x² - 5x - 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

Distributive Property

Algebra I

  • Terms/Coefficients

Explanation:

Step 1: Define

(3x² - 3x + 6) - (5x² + 2x + 9)

Step 2: Simplify

  1. [Distributive Property] Distribute negative: 3x² - 3x + 6 - 5x² - 2x - 9
  2. [Subtraction] Combine like terms (x²): -2x² - 3x + 6 - 2x - 9
  3. [Subtraction] Combine like terms (x): -2x² - 5x + 6 - 9
  4. [Subtraction] Combine like terms (Z): -2x² - 5x - 3
User Madewulf
by
8.0k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories