Khan/khan-exercises — Issue #6709: Graphing systems of equations - Correct Answer yet System says it's incorrect
Author: KhanBugz
Created: 2011-11-19 20:27:26+00:00
State: open
Labels: firefox, win7, wrong-or-unclear

Reporter: donaterofall@gmail.com

The Final coordinate is (2,-3), which I got right. Even the check solution section said so. It just won't work.

[graphing_systems_of_equations.html?seed=131&problem=mixed](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/graphing_systems_of_equations.html?seed=131&problem=mixed&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/graphing_systems_of_equations.html?seed=131&problem=mixed&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5C%222%5C%22%2C%5C%22-3%5C%22%2C%5B%5B-2%2C10.5%5D%2C%5B0%2C4%5D%2C%5B-2%2C-1%5D%2C%5B0%2C-2%5D%5D%5D%22%2C99%5D%2C%5B%22hint-activity%22%2C%220%22%2C77%5D%2C%5B%22hint-activity%22%2C%220%22%2C83%5D%2C%5B%22hint-activity%22%2C%220%22%2C83%5D%2C%5B%22hint-activity%22%2C%220%22%2C83%5D%2C%5B%22hint-activity%22%2C%220%22%2C83%5D%2C%5B%22hint-activity%22%2C%220%22%2C83%5D%2C%5B%22hint-activity%22%2C%220%22%2C84%5D%2C%5B%22hint-activity%22%2C%220%22%2C84%5D%2C%5B%22hint-activity%22%2C%220%22%2C84%5D%2C%5B%22hint-activity%22%2C%220%22%2C84%5D%2C%5B%22hint-activity%22%2C%220%22%2C84%5D%2C%5B%22hint-activity%22%2C%220%22%2C84%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%222%5C%22%2C%5C%22-3%5C%22%2C%5B%5B-2%2C10.5%5D%2C%5B0%2C4%5D%2C%5B-2%2C-1%5D%2C%5B0%2C-2%5D%5D%5D%22%2C90%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%222%5C%22%2C%5C%22-3%5C%22%2C%5B%5B-2%2C10.5%5D%2C%5B0%2C4%5D%2C%5B-2%2C-1%5D%2C%5B0%2C-2%5D%5D%5D%22%2C9%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%222%5C%22%2C%5C%22-3%5C%22%2C%5B%5B-2%2C10.5%5D%2C%5B0%2C4%5D%2C%5B-2%2C-1%5D%2C%5B0%2C-2%5D%5D%5D%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%222%5C%22%2C%5C%223%5C%22%2C%5B%5B-2%2C10.5%5D%2C%5B0%2C4%5D%2C%5B-2%2C-1%5D%2C%5B0%2C-2%5D%5D%5D%22%2C7%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%222%5C%22%2C%5C%22-3%5C%22%2C%5B%5B-2%2C10.5%5D%2C%5B0%2C4%5D%2C%5B-2%2C-1%5D%2C%5B0%2C-2%5D%5D%5D%22%2C4%5D%5D)

[["2","-3",[[-2,10.5],[0,4],[-2,-1],[0,-2]]],["2","-3",[[-2,10.5],[0,4],[-2,-1],[0,-2]]],["2","-3",[[-2,10.5],[0,4],[-2,-1],[0,-2]]],["2","-3",[[-2,10.5],[0,4],[-2,-1],[0,-2]]],["2","3",[[-2,10.5],[0,4],[-2,-1],[0,-2]]],["2","-3",[[-2,10.5],[0,4],[-2,-1],[0,-2]]]]

Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.18) Gecko/20110614 Firefox/3.6.18

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