$\"\"$

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The equation is $\"\"$ .

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$\"\"$ (Multiply 3 and 9 in the numerator $\"\"$ )

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$\"\"$ (Subtract 2 from 27 in the numerator: $\"\"$ )

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$\"\"$ (Add 1 and 4 in the denominator: $\"\"$ )

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

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The value of $\"\"$ .