\"\"

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The expression is \"\".

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\"\"  (Apply distributive property: \"\")

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\"\"    (Multiply: \"\")

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\"\"                 (Product of two same signs is positive and two opposite signs is negative)    

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\"\"                       (Add: \"\")

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\"\"                               (Subtract: \"\")

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The value of the expression is \"\". \"\"

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The value of the expression is \"\".