![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
The line passing through the points ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=da504d11aa7ae8d9b874a99c4996635a.png\")
and ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=2d28b58b6d5b44804969c5344c3fc30c.png\")
.
Find the slope.
\![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1b8fa3742e0dad8ee9b0bd9558fa63d7.png\")
.
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=34d3b8eea1b2accb4b39d3186fe1a88c.png\")
(Formula for slope)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1dfa4694d284dc7124b7e5f2ecbace9f.png\")
(Substitute ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e1d67d50a6934bc085fe4b49dc16573e.png\")
and ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b0c1f2afbdb850202f3dab1fb9ca39ce.png\")
)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=30713846b7e356197a4536935c35da8a.png\")
(Simplify)
Therefore, the slope of the line is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=00cf3737aa0e3e8e3ffcd07b8da422a6.png\")
.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The slope of the line is .