Answer:
The third graph.
Step-by-step explanation:
[tex]-2r+3\geq19\qquad\text{subtract 3 from both sides}\\\\-2r\geq16\qquad\text{change the signs}\\\\2r\leq-16\qquad\text{divide both sides by 2}\\\\r\leq-8[/tex]
<, > - open circle
≤, ≥ - closed circle
<, ≤ - draw to the left
>, ≥ - draw to the right
