Algebra 1

$z\gt-3$
$11z\gt-33\longrightarrow$ divide both sides by 11 $11z\div11\gt-33\div11\longrightarrow$ divide $z\gt -3$ Check the inequality. $11(1)\overset?\gt-33$ $11\gt-33\checkmark$ Since -3 is not included in the solution, the endpoint of the graph is an open circle.