$\"\"$

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The equation is $\"\"$ .

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Distribute terms using distributive property: $\"\"$ .

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$\"\"$

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$\"\"$

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Combine like terms using distributive property: $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Add 13.5 to each side.

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$\"\"$

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$\"\"$

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Divide each side by 18.5.

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$\"\"$

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$\"\"$

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$\"\"$

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Check:

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

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$

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The value of $\"\"$ .