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

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Multiply the equation $\"\"$ by $\"\"$ and add to the equation $\"\"$ to eliminate $\"\"$ .

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$\"\"$

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Add equation $\"\"$ and the equation $\"\"$ to eliminate $\"\"$ .

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$\"\"$

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Add the equation $\"\"$ and the equation $\"\"$ to eliminate $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ .

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Substitute $\"\"$ in equation $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ .

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Substitute $\"\"$ , $\"\"$ in equation $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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Therefore, the solutions are $\"\"$ , $\"\"$ and $\"\"$ .

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The solution of the system is $\"\"$ .