## Algebra 1

$-9\lt x$
$-3\lt\frac{x}{3}\longrightarrow$ multiply each side by 3 $-3\times3\lt\frac{x}{3}\times3\longrightarrow$ multiply $-9\lt x$ Check the inequality. $-3\overset?\lt\frac{0}{3}$ $-3\lt0\checkmark$ Since -9 is not included in the solution, the endpoint of the graph is an open circle.