## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Using "$\cap$" or the intersection of sets, the common solutions of the given inequality \begin{array}{l}\require{cancel} \{x|x\le-2\} \cap \{x|x\le2\} ,\end{array} is the graph consisting of all the points on and to the left of $-2.$ Hence, $\text{ Choice D .}$