Answer:
The answer to your question is letter C
Explanation:
 (x² - 5x) + (2x² + 2x - 5)
Process
1.- Remove parenthesis without changing the sign of the terms
 x² - 5x + 2x² + 2x - 5
2.- Simplify like terms
 (x² + 2x²) + (-5x + 2x) - 5
3.- Result
 3x² - 3x - 5