Answer:
8
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Explanation:
Step 1: Define
-10 + x(-2)
x = -9
Step 2: Evaluate
- Substitute in x: -10 - 9(-2)
- Multiply: -10 + 18
- Add: 8