\"\"\"\"

\

The expression is \"\".

\

According to multiplication property of equality: Multiply each side by 3.

\

\"\"

\

\"\"                          (Cancel common terms)

\

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

\

Check:

\

Check the solution by substituting \"\" in the original equation.

\

\"\"

\

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

\

The value of \"\".