$\"\"$ $\"\"$ $\"\"$

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The equation is $\"\"$ .

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Apply addition property of equality: Add 2y to each side.

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$\"\"$

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$\"\"$ (Apply additive inverse property: $\"\"$ )

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$\"\"$ (Apply additive identity property: $\"\"$ ) $\"\"$

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Apply subtration property of equality: Subtract 10 from each side.

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$\"\"$

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Rearrange the terms using commutative property of addition: a+b = b+a. \ \ $\"\"$

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$\"\"$ (Apply additive inverse property: $\"\"$ )

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$\"\"$ (Apply additive identity property: $\"\"$ ) $\"\"$

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According to division property of equality: $\"\"$ then $\"\"$ .

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$\"\"$ (Divide each side by 2)

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$\"\"$ (Cancel common terms)

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$\"\"$ (Divide: $\"\"$ ) $\"\"$ $\"\"$ (Substitute x = – 6)

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$\"\"$ (Multiply: $\"\"$ )

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$\"\"$ (Divide: $\"\"$ )

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$\"\"$ (Subtract: $\"\"$ ) $\"\"$

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The value of $\"\"$ .