Respuesta :

Space

Answer:

21

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

Step-by-step explanation:

Step 1: Define expression

3 × 3 + 3 + 3 × 3

Step 2: Evaluate

  1. Multiply:                    9 + 3 + 3 × 3
  2. Multiply:                    9 + 3 + 9
  3. Add:                          12 + 9
  4. Add:                          21

Answer:

21

Step-by-step explanation:

3 x 3 = 9

9 + 3 = 12

3 x 3 = 6

12 + 6 = 18

18 + 3 = 21

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