A number line with an open circle on -2, shading to the left, and a closed circle on 5, shading to the right. A number line with a closed circle on -2, shading to the left, and an open circle on 5, shading to the right. A number line with an open circle on -2, a closed circle on 5, and shading in between. A number line with a closed circle on -2, an open circle on 5, and shading in between.