Khan/khan-exercises — Issue #8139: Graphing systems of inequalities - the answer is correct but it is said to be incorrect
Author: KhanBugz
Created: 2011-12-08 18:04:32+00:00
State: open
Labels: chrome, other, xp

Reporter: beccamcgill13@gmail.com

I checked every hint and did exactly what they said and the problem was still said to be wrong. I checked the solid or dashed line, the shading, the points, and the slope, and according to the hints I am correct but when I say to check the answer, it says it is incorrect.

[graphing_systems_of_inequalities.html?seed=29&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/graphing_systems_of_inequalities.html?seed=29&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/graphing_systems_of_inequalities.html?seed=29&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5B%5B2%2C2.9499999999999993%5D%2C%5B0%2C1.9499999999999993%5D%2Ctrue%2Ctrue%2C%5B2%2C0.9499999999999993%5D%2C%5B0%2C-2.0500000000000007%5D%2Ctrue%2Cfalse%5D%5D%22%2C88%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B2%2C2.9499999999999993%5D%2C%5B0%2C1.9499999999999993%5D%2Ctrue%2Ctrue%2C%5B2%2C-5.050000000000001%5D%2C%5B0%2C-2.0500000000000007%5D%2Ctrue%2Cfalse%5D%5D%22%2C22%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B2%2C2.9499999999999993%5D%2C%5B0%2C1.9499999999999993%5D%2Ctrue%2Ctrue%2C%5B2%2C0.9499999999999993%5D%2C%5B0%2C-2.0500000000000007%5D%2Ctrue%2Cfalse%5D%5D%22%2C21%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B2%2C2.9499999999999993%5D%2C%5B0%2C1.9499999999999993%5D%2Ctrue%2Ctrue%2C%5B2%2C0.9499999999999993%5D%2C%5B0%2C-2.0500000000000007%5D%2Ctrue%2Cfalse%5D%5D%22%2C25%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5B%5B2%2C2.9499999999999993%5D%2C%5B0%2C1.9499999999999993%5D%2Ctrue%2Ctrue%2C%5B2%2C0.9499999999999993%5D%2C%5B0%2C-2.0500000000000007%5D%2Ctrue%2Cfalse%5D%5D%22%2C98%5D%5D)

[[[[2,2.9499999999999993],[0,1.9499999999999993],true,true,[2,0.9499999999999993],[0,-2.0500000000000007],true,false]],[[[2,2.9499999999999993],[0,1.9499999999999993],true,true,[2,-5.050000000000001],[0,-2.0500000000000007],true,false]],[[[2,2.9499999999999993],[0,1.9499999999999993],true,true,[2,0.9499999999999993],[0,-2.0500000000000007],true,false]],[[[2,2.9499999999999993],[0,1.9499999999999993],true,true,[2,0.9499999999999993],[0,-2.0500000000000007],true,false]],[[[2,2.9499999999999993],[0,1.9499999999999993],true,true,[2,0.9499999999999993],[0,-2.0500000000000007],true,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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