Answer: 3a to the second power minus three/ 3a^2 - 3
Step-by-step explanation:
3a (a + 1) - 5 = 3a - 2 Given
3a^2 + 3a - 5 = 3a - 2 Distributive prop
+ 2 + 2 Addition property
3a^2 + 3a - 3 = 3a Simplify
- 3a - 3a Subtraction prop
3a^2 - 3 Simplify
