1. (9х3 + 5x)
- 7x - 3x)
Help me solve this and give me the answer.

Answer:
2x³ + 8x
General Formulas and Concepts:
Pre-Alg
Alg I
Step-by-step explanation:
Step 1: Define
(9x³ + 5x) - (7x³ - 3x)
Step 2: Solve