\"\"

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The equation is \"\".

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What number divided by 3 equals 12?   (Write the equation as a question)

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The question is B.

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The solution is 36.\"\"

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Check whether 36 is a solution.

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\"\"                         (Write the equation)

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\"\"                       (Substitute \"\")

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

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\"\" \"\" is the solution of the equation.\"\"

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\"\" \"\" is the solution of the equation.