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Simplify.

(x2 - y2 - 3xy) + (7xy + 3x2)

Sagot :

Space

Answer:

(x² - y² - 3xy) + (7xy + 3x²) = 4x² - y² + 4xy

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

  • Terms/Coefficients

Step-by-step explanation:

Step 1: Define

Identify

(x² - y² - 3xy) + (7xy + 3x²)

Step 2: Simplify

  1. [Order of Operations] Combine like terms (x²):                                              (x² - y² - 3xy) + (7xy + 3x²) = 4x² - y² - 3xy + 7xy
  2. [Order of Operations] Combine like terms (xy):                                             (x² - y² - 3xy) + (7xy + 3x²) = 4x² - y² + 4xy

Answer:

4x^2-y^2+4xy

Step-by-step explanation:

Just combine like terms and do not forget that your adding the set of parentheses together.

x^2+3x^2

-y^2

-3xy+7xy

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