\"\"

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The equation is \"\".

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2 times what number plus 3 equals to 11?  (Write the equation as a question)

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The solution is 4.\"\"

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Check whether 4 is a solution.

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\"\"                    (Write the equation)

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\"\"                 (Substitute \"\")

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

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\"\"                           (Add: \"\")

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

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\"\" is the solution of the equation.