$\"\"$

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

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The system of linear equations can be written as the form of augmented matrix.

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$\"\"$

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Now we can apply elementary row operations.

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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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$\"\"$

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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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$\"\"$

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$\"\"$

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$\"\"$

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Now the matrix is in reduced row-echelon form.

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Converting back to a system of linear equations we have $\"\"$

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The solution is $\"\"$ , y = 8, z = 2 and ordered pair is $\"\"$ . $\"\"$

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The solution is $\"\"$ , y = 8, z = 2 and ordered pair is $\"\"$ .