Respuesta :

carlosego
x ≤ 18
 For this case, what you must do is plot the line x = 18 and verify all the points that are less or equal than said line.
 We have that in this case, the solution set of the inequality is the shaded region.
 See attached graph.
Ver imagen carlosego

Answer:D. it’s the last one

Step-by-step explanation: