$\"\"$

The equation is $\"\"$ .

Add 8 to each side.

$\"\"$

Divide each side by 4.

$\"\"$

Cancel common terms.

$\"\"$ . $\"\"$

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

$\"\"$

$\"\"$ .

This statement is true, so the solution of equation is $\"\"$ . $\"\"$

The value of $\"\"$ .