\"\"

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The expression is \"\".

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Simplify the expression.

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\"\"                                   (Original expression)

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\"\"               (Distributive property: \"\")

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\"\"                  (Multiply the monomials)

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\"\"                             (Combine like terms)

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\"\"     (Distributive property: \"\")

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\"\"  (Multiply the monomials)

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\"\".

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\"\"

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The simplified expression is \"\".