Respuesta :

Space

Answer:

69

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

c - 9x

c = 6

x = -7

Step 2: Evaluate

  1. Substitute:                    6 - 9(-7)
  2. Multiply:                        6 + 63
  3. Add:                              69