\"\"\"\"\"\"

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The equation is \"\".

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Apply addition property of equality: Add  3x to each side.

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\"\"

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\"\"                      (Add: \"\")

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Apply division property of equality: Divide each side by "x".

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\"\"

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\"\"                      (Cancel common terms)\"\"

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\"\"                  (Substitute x=5) \ \

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

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

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

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\"\"

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The solution of equation \"\" at x=5.