\"\"

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The rectangle length and width are  \"\" and  \"\".

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Find perimeter of the rectangle.

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The perimeter of the rectangle is \"\".

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\"\"                            (Substitute \"\" and  \"\")

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\"\"   (Multiply by missing factors)

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\"\"                            (Subtract the numerators)

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\"\"                               (Simplify)

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\"\"                                  (Multiply)

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The perimeter of the rectangle is \"\".

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\"\"

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The perimeter of the rectangle is \"\".