If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

\begin{aligned} (x+2)^2&=16 \\\\ x+2&=4&\text{Step }1 \\\\ x&=2&\text{Step }2 \end{aligned}