Answer:
4x² - 8
General Formulas and Concepts:
Algebra I
Explanation:
Step 1: Define Expression
(7x² - 5x + 6) + (-3x² + 5x - 14)
Step 2: Simplify
- Combine like terms (x²): 4x² - 5x + 6 + 5x - 14
- Combine like terms (x): 4x² + 6 - 14
- Combine like terms (Z): 4x² - 8