Substitute in slope-intercept form.
Slope-intercept form .
= 0
The slope of the line that passes through the points is "0".
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b75073e4c2fcf6022ee25d0ef64bcee2.png\")
in slope-intercept form.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b257663e0ededa72302e6c453ab81de0.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=45d5fdcff778c7d75e4f517ddd0d8fab.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=04d8172df66b1cddf0bc62790c8fc633.png\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")