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What is the simplified expression for –2a2b + a2 – 5ab + 3ab2 – b2 + 2(a2b + 2ab)?
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What is the simplified expression for –2a2b + a2 – 5ab + 3ab2 – b2 + 2(a2b + 2ab)?

User Zyo
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-2a²b + a² - 5ab + 3ab² - b² + 2(a²b + 2ab) =
-2a²b + a² - 5ab + 3ab² - b² + 2a²b + 4ab =
a² + 3ab² - b² - ab
User Hacktisch
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