\"\"

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The equation is \"\".

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

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\"\"                    (Multiply: \"\")

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

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\"\"                        (Multiply: \"\" and \"\")

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\"\"

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Apply commutative property of addition: a + b = b + a.

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\"\"

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

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

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The simplified expression of \"\".