$\"\"$

The equation is $\"\"$ .

Apply subtraction property of equality: If $\"\"$ then $\"\"$ .

Subtract 4 from each side.

$\"\"$

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

Apply division property of equality: If $\"\"$ then $\"\"$ .

Divide each side by 3.

$\"\"$

Cancel common terms.

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

The solution $\"\"$ .