Answer:
Step-by-step explanation:
Like terms have same variable with same power. Combine like terms
153y³ + 132y² + 6y - 5 - 3y³ - 5y² +4y - 2
= 153y³ - 3y³ + 132y² - 5y² + 6y + 4y -5 - 2
= 150y³ + 127y² + 10y - 7
