$\"\"$

\

The equation is $\"\"$ .

\

Combine like terms using distributive property: $\"\"$ .

\

$\"\"$

\

$\"\"$

\

Add 8 to each side.

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Divide each side by 4.

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Check:

\

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

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

The value of $\"\"$ .