![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The inequality is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1b31b20f4c056c886ce675a9be2e2357.png\")
.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=dd343d00b9f7ec8c5ac5fdb77831265e.png\")
(Replace x with 4)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ccddc57271f813ff09e363f9e6fa1ee2.png\")
(Multiply: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f89b0bd1acfa57a1d8915beb683139e6.png\")
)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e01fa29972b27af321511b02d16c1fe3.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f376e3ec26dc0940e4047c45c751480b.png\")
)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a1c494a2432164e65fa8db3056a485af.png\")
(Add: 8 + 4 = 12)
The statement is false. So the number 4 is not a solution of the inequality.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The number 4 is not a solution of the inequality. \ \