Answer:
-5d
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Algebra I
- Terms/Coefficients/Degrees
Explanation:
Step 1: Define
-2d + -2d + -d
Step 2: Simplify
- Rewrite: -2d - 2d - d
- Combine like terms: -4d - d
- Combine like terms: -5d