$\"\"$

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The equation is $\"\"$ .

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

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$\"\"$ (Simplify)

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$\"\"$ (Subtract 5 from each side)

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$\"\"$ (Simplify)

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

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$\"\"$ (Simplify) $\"\"$

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The value of $\"\"$ .