\"\"

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The equation is \"4.

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\"4     (Subtract 3x from each side)

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\"x                               (Simplify)

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\"x                    (Add 1 to each side)

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\"x                                     (Simplify) \ \ \"\"

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Check:

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

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\"4              (Substitute \"x)

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\"12                       (Multiply: \"4)

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\"11                                (Simplify)

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The equality is true.\"\"

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The solution is \"x. \ \