The inequality is .
(Substitute 1 for x and 4 for y)
(Multiply: )
(Add: )
The ordered pair is not a solution of the inequality.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"y](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=e984fc62fc4e2a1d8dd10747d7b10e73.png\")
.![\"4](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=c2696599fe15e65e11db6b868f391385.png\")
(Substitute 1 for x and 4 for y)![\"4](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=ca26b8f3bd3d908b5737ba19541e97fa.png\")
(Multiply: ![\"minus](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=5a10a476141c69e9af339379b12004ea.png\")
)![\"4](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=c06ffc9723cc24b906f54d48ba14fd96.png\")
(Add: ![\"minus](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=a998df9f4db6131d2fcadf39b9ce0f78.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"open](\"http://www.wiris.com/demo-aspx/pluginwiris3/fckeditor_wiris/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.aspx?formula=e99b68e88591c52741e36e36defcc477.png\")
is not a solution of the inequality.