Answer:
D. -3x² + 2x
Step-by-step explanation:
Start by distributing the negative throughout the second quantity.
-5x + 4 - 3x² + 7x - 4
Combine like-terms and reorder so the variable with the highest power comes first.
-3x² + 2x
The +4 and -4 cancel out and are not in our final solution.
