Khan/khan-exercises — Issue #13088: Graphing systems of inequalities - Answer is wrong
Author: KhanBugz
Created: 2012-02-05 01:51:58+00:00
State: open
Labels: chrome, win7, wrong-or-unclear

i can't find the answer when it says check answer, but the answer is suppose to dashed line in the middle of the line, and it say it is wrong

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

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/graphing_systems_of_inequalities.html?seed=199&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5B%5B-5%2C5%5D%2C%5B5%2C5%5D%2Ctrue%2Cfalse%2C%5B-5%2C-5%5D%2C%5B5%2C-5%5D%2Cfalse%2Cfalse%5D%5D%22%2C74%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B-5%2C5%5D%2C%5B5%2C5%5D%2Cfalse%2Cfalse%2C%5B-5%2C-5%5D%2C%5B5%2C-5%5D%2Cfalse%2Cfalse%5D%5D%22%2C15%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B-5%2C5%5D%2C%5B5%2C5%5D%2Cfalse%2Cfalse%2C%5B-5%2C-5%5D%2C%5B5%2C-5%5D%2Cfalse%2Cfalse%5D%5D%22%2C24%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B-5%2C5%5D%2C%5B5%2C5%5D%2Cfalse%2Cfalse%2C%5B-5%2C-5%5D%2C%5B5%2C-5%5D%2Cfalse%2Cfalse%5D%5D%22%2C36%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B-5%2C5%5D%2C%5B5%2C5%5D%2Ctrue%2Cfalse%2C%5B-5%2C-5%5D%2C%5B5%2C-5%5D%2Cfalse%2Cfalse%5D%5D%22%2C6%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B-5%2C5%5D%2C%5B5%2C5%5D%2Cfalse%2Cfalse%2C%5B-5%2C-5%5D%2C%5B5%2C-5%5D%2Cfalse%2Cfalse%5D%5D%22%2C5%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C5%5D%2C%5B%22hint-activity%22%2C%220%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%2C%5B%22hint-activity%22%2C%220%22%2C7%5D%5D)

[[[[-5,5],[5,5],true,false,[-5,-5],[5,-5],false,false]],[[[-5,5],[5,5],false,false,[-5,-5],[5,-5],false,false]],[[[-5,5],[5,5],false,false,[-5,-5],[5,-5],false,false]],[[[-5,5],[5,5],false,false,[-5,-5],[5,-5],false,false]],[[[-5,5],[5,5],true,false,[-5,-5],[5,-5],false,false]],[[[-5,5],[5,5],false,false,[-5,-5],[5,-5],false,false]]]

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/534.30 (KHTML, like Gecko) Chrome/12.0.742.122 Safari/534.30

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