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Explain it step by step

Explain It Step By Step class=

Sagot :

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