\"\"\"\"

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The expression is \"\".

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

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\"\"                (Multiply: \"\")

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\"\"                      (Product of two same signs is positive)

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\"\"                      (Commutative property: a + b = b + a)

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

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The solution of \"\"\"\".