Since the line is raising the slope is positive.
Next, find the slope.
Substitute 3 for y2,3 for y1, –6 for x2, and 8 for x1 in slope formula.
\ \
(Subtract:)
(Divide:)
Slope is 0.
![\"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=46953533f38dec99ef6eb0eaeb0bea47.png\")
\ \
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7617ebca6c22d32c47a4f48fd373cfe7.png\")
(Subtract:![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f33fb59de6ea70615e6705ea38570323.png\")
) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4b101ee1f3c63b801fb6e823e7b5f2c5.png\")
(Divide:![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=108fad8965729d807755dac685b2451c.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")