Question

Which of the following sets would have a graph with an open circle on 5 and a ray pointing left on the number line?

{x | x R, x ≤ 5}
{x | x R, x > 5}
{x | x R, x < 5}

Answer 1

are those lines saying that x = that equation?

Answer 2

because I'm not quite sure I understand what the equations are representing..