\"\"

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The expression is \"\".

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\"\"                     (Write percent as fraction)

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\"\"                   (Substitute \"\")

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\"\"                         (Ad:d \"\")

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\"\"                   (Divide each side by 10)

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

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

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

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The value of \"\" is 60.