Answer:
x² - x + 4
General Formulas and Concepts:
Algebra I
Explanation:
Step 1: Define
(4x² - 2x - 3) + (-3x² + x + 7)
Step 2: Simplify
- Combine like terms (x²): x² - 2x - 3 + x + 7
- Combine like terms (x): x² - x - 3 + 7
- Combine like terms (Z): x² - x + 4