Answer:
Step 2 B
Step-by-step explanation:
You are supposed to solve the parentheses and exponents first.
It's Cos again.
Thumbs-up
2n^2 - 11
steep by steep explanation
=(4n^2 + 3n -5) -(2n^2 + 3n +6)
= 4n^2 +3n -5 - 2n^2 - 3n -6
= 2n^ - 11
divide them:
2430/10 = 243 bags
