Substitute in slope-intercept form.
Slope-intercept form .
The slope of the line that passes through the points is "".
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
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in slope-intercept form.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3d4aa19680609526b92862fc9ee9836c.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a042f1ff34c2c9034aafb7f93a09b696.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1cb5de05baf12feed8d6bcee233f971c.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9425e9d353e71082fb7ec36406bda191.png\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=886d53eb9e294e899ba622e26f88c3a7.png\")
".