185k views
5 votes
(-7a^2+3a-9)-(5a^2-6a-4)

2 Answers

1 vote


(-7a^2+3a-9)-(5a^2-6a-4) =-7a^2+3a-9-5a^2+6a+4=\\\\ - 12a^2 + 9a - 5

User Brynjar
by
5.0k points
1 vote

Answer:

12a^2+9a=5(it is correct trust me)

Explanation:

I got it wrong cuz of the person on the top

User FractalSpace
by
5.0k points