Question

Which of the following is not an equivalent form of the compound inequality

x + 6 < 12 or x + 6 >= 13

x < 6 or x >= 7

A number line with an open circle on 6, a closed circle on 7, and shading in between.

x >= 7 or x < 6

A number line with an open circle on 6, shading to the left, and a closed circle on 7, shading to the right.