Respuesta :

Space

Answer:

-x + 13

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

  • Combining Like Terms

Step-by-step explanation:

Step 1: Define expression

(2x + 4) + (-3x + 9)

Step 2: Simplify

  1. Combine like terms (x):                    -x + 4 + 9
  2. Combine like terms (Z):                    -x + 13
-x + 13 lmk if it’s right

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