You are going jogging. For every mile you run, you burn $100$ calories. In the graph and table below, $m$ represents the number of miles you run, and $c$ represents the number of calories you burn.
**Write an equation for the number of calories, $c$, that you burn if you run $m$ miles.**
[[☃ expression 1]]
$m$ | $c$
:-:|:-:
$1$ | $100$
$2$ | $200$
$3$ | $300$
$4$ | $400$
