$\"\"$

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

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$\"\"$ ------------(1)

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

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The first equation is already solved for y.

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The value of $\"\"$ substitute in the second equation, $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Subtract 5 from each side.

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$\"\"$

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$\"\"$

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$\"\"$

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Divide each side by 5.

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$\"\"$

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$\"\"$

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$\"\"$

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The value of $\"\"$ substitute in the either equation to find y.

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$\"\"$ (First equation)

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$\"\"$

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The solution is $\"\"$ . $\"\"$

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The solution is $\"\"$ .