# How do you simplify (12-6sqrt48)/3?

$\frac{12 - 6 \sqrt{48}}{3}$
$= \frac{12}{3} - \frac{6 \sqrt{48}}{3}$
$= 4 - 2 \sqrt{48}$
$= 4 - 2 \sqrt{16} \cdot \sqrt{3}$
$= 4 - 8 \sqrt{3}$