Khan/khan-exercises — Issue #7866: Graphing inequalities - I'm having trouble lining up the graph correctly
Author: KhanBugz
Created: 2011-12-06 00:10:15+00:00
State: open
Labels: chrome, hard, xp

Reporter: nicole.faby@gmail.com

While the line looks to me as though it is in the correct position, the program marks it wrong. I am 100% sure that I have the math right. What should I do in order to orient the line more precisely?

[graphing_inequalities.html?seed=199&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/graphing_inequalities.html?seed=199&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/graphing_inequalities.html?seed=199&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5B-9.5%2C0.9499999999999993%5D%2C%5B2.5%2C3.4499999999999993%5D%2Cfalse%2Cfalse%5D%22%2C130%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B-9.5%2C0.9499999999999993%5D%2C%5B2.5%2C3.4499999999999993%5D%2Cfalse%2Ctrue%5D%22%2C5%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B-10.5%2C0.9499999999999993%5D%2C%5B2%2C3.4499999999999993%5D%2Cfalse%2Ctrue%5D%22%2C12%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B-10.5%2C0.9499999999999993%5D%2C%5B2%2C3.4499999999999993%5D%2Cfalse%2Cfalse%5D%22%2C4%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B0%2C2.9499999999999993%5D%2C%5B4%2C7.949999999999999%5D%2Cfalse%2Cfalse%5D%22%2C68%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B0%2C2.9499999999999993%5D%2C%5B4%2C7.949999999999999%5D%2Cfalse%2Ctrue%5D%22%2C8%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B0%2C2.9499999999999993%5D%2C%5B4%2C7.949999999999999%5D%2Cfalse%2Cfalse%5D%22%2C159%5D%2C%5B%22hint-activity%22%2C%220%22%2C20%5D%2C%5B%22hint-activity%22%2C%220%22%2C29%5D%2C%5B%22hint-activity%22%2C%220%22%2C33%5D%2C%5B%22hint-activity%22%2C%220%22%2C39%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B0%2C2.9499999999999993%5D%2C%5B4%2C7.949999999999999%5D%2Cfalse%2Cfalse%5D%22%2C66%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B0%2C2.9499999999999993%5D%2C%5B4%2C7.949999999999999%5D%2Cfalse%2Cfalse%5D%22%2C28%5D%5D)

[[[-9.5,0.9499999999999993],[2.5,3.4499999999999993],false,false],[[-9.5,0.9499999999999993],[2.5,3.4499999999999993],false,true],[[-10.5,0.9499999999999993],[2,3.4499999999999993],false,true],[[-10.5,0.9499999999999993],[2,3.4499999999999993],false,false],[[0,2.9499999999999993],[4,7.949999999999999],false,false],[[0,2.9499999999999993],[4,7.949999999999999],false,true],[[0,2.9499999999999993],[4,7.949999999999999],false,false],[[0,2.9499999999999993],[4,7.949999999999999],false,false],[[0,2.9499999999999993],[4,7.949999999999999],false,false]]

Mozilla/5.0 (Windows NT 5.1) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.121 Safari/535.2

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