$\"\"$

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The equations are $\"\"$ .

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$\"\"$ Equation (1)

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$\"\"$ Equation (2)

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Since $\"\"$ , substitute $\"\"$ for x in the first equation.

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$\"\"$

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$\"\"$

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Apply subtraction property of equality: If a = b then a $\"\"$ b = b $\"\"$ a.

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$\"\"$ (Subtract 5 from each side)

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$\"\"$

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$\"\"$

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Apply subtraction property of equality: Subtract 3y from each side.

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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Substitute $\"\"$ in first equation.

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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The solution is $\"\"$ .