The equation is .
The equation cannot be adjusted in the form , so it does not represent a direct variation.
The equation does not represent a direct variation.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ba72c2d5b350e78611a5ef66cf279832.png\")
.![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ba72c2d5b350e78611a5ef66cf279832.png\")
cannot be adjusted in the form ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ad905b528087384b87d2d1af9770f43d.png\")
, so it does not represent a direct variation.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
does not represent a direct variation.