$\"\"$

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The expression is $\"\"$ .

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$\"\"$ (Write the expression)

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$\"\"$ (Write $\"\"$ using LCD)

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

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$\"\"$ (Write difference of numerators over denominator)

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

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The simplified expression is $\"\"$ .