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

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Given equation is $\"\"$ .

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$\"\"$ (Substitute $\"\"$ )

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

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Apply addition property of equality: if a = b than $\"\"$

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$\"\"$ (Add 24 to each side)

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

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

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

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$\"\"$ (Divide each side by 6)

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$\"\"$ (Cancel common terms) $\"\"$

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The value of $\"\"$ .