\"\"

\

The expression is \"\".

\

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

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\"\"          (Multiply: \"\")

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\"\"              (Multiply: \"\")

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\"\"              (Apply commutative property of addition: \"\")\"\"\"\"  (Apply associative property of addition: \"\")

\

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

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

\

The simplified expression is \"\".