$\"\"$

\

The equation is $\"\"$

\

Adding x terms in left side.

\

$\"\"$

\

$\"\"$

\

Check:

\

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

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

The solution is true. $\"\"$

\

The value of $\"\"$ .