The equations are $\"\"$ .

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Let $\"\"$ ------------> (1)

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$\"\"$ -----------> (2)

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Substitute $\"\"$ for y in the Equation (2)

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$ in equation (2)

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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