# Graph a circle from its expanded equation

Given the expanded equation of a circle, graph the circle. For example, graph the circle who's equation is x²+y²+4x+8y+16=0.

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.