$\"\"$

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The equation is $\"\"$ .

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Apply distributive property: $\"\"$ .

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$\"\"$

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$\"\"$

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Subtract $\"\"$ from each side.

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$\"\"$

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

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Add $\"\"$ to each side.

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$\"\"$

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$\"\"$

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Divide each side by 16.

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$\"\"$

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$\"\"$

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$\"\"$

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To check the solution, the value of $\"\"$ substitute in the original equation.

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ (Solutions checks) $\"\"$

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The value of $\"\"$ .