The inequality .
The inequality can be written as .
The solution set is .
Graph the solution set on a number line.
The graph is
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=993a742706763930e67eaf919bf3c709.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=6968d92b0caae3ef6f316c6977f12b78.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=de04fad9d9431a7757f20e21e3b89edf.png\")
.![\"\"](\"/userfiles/image/Library/number%20line%20pa44_p7.gif\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
.