The line is raising the slope is positive.
To find the slope.
(Substitute )
(Subtract: )
(Divide: )
The slope is .
![\"slope](\"http://www.mathskey.com/userfiles/image/Library/slope_of_a_line.gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7c8d6d692199d3924ba3b2f9869d0b94.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d3e4c0062aca0b21cea498859441186d.png\")
(Substitute ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1f5e7dc591dbeba4cde9a4a875a1563f.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0d91e0a3361a1b52ffe5dac8069a9021.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f04dc4336556eedc5d4b1408b6d8429f.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9bd54f8c8daec09b3545708fc573f317.png\")
(Divide: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=154b67ed1c54ddcc2c883c518f9effc8.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d5a5054f99fdf8853c89468cc75dcef8.png\")
.