$\"\"$

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The system of equations are $\"\"$ and $\"\"$ .

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Consider $\"\"$ .

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Multiply above equation by $\"\"$ .

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$\"\"$ .

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Consider $\"\"$ .

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Multiply above equation by $\"\"$ .

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$\"\"$ .

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Add equation (1) and (2).

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$\"\"$

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$\"\"$

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Thus, $\"\"$ .

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$\"\"$

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Consider $\"\"$ .

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Multiply above equation by $\"\"$ .

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$\"\"$ .

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Consider $\"\"$ .

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Multiply above equation by $\"\"$ .

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$\"\"$ .

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Subtract equation (4) from (3).

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$\"\"$

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$\"\"$

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Thus, $\"\"$ .

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$\"\"$

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$\"\"$ and $\"\"$ .