# Math Help - Graphing help

1. ## Graphing help

http://i1209.photobucket.com/albums/...g?t=1334124731

Can someone please explain this question to me?

2. ## Re: Graphing help

horizonal lines are of the form $y=a$ where a is some constant. Use the point to figure out what a is.

Similarly, vertical lines are of the form $x=b$ where b is some constant. Use the point given to figure out what b is.