$\"\"$

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The given expression is $\"\"$ .

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The LCD of the numerator an denominator: 1, x is x.

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$\"\"$

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$\"\"$

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$\"\"$

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Multiply by $\"\"$ , the reciprocal of the divisor $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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Apply difference of two squares: $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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The simplified expression is $\"\"$ .