Answer:
-4y^3 - 4y + 4
Step-by-step explanation:
Step 1: Combine like terms
y + 6 - 2 - 4y^3 - 5y + 2y^3 - 2y^3
y + 4 - 4y^3 - 5y
-4y + 4 - 4y^3
Answer: -4y^3 - 4y + 4