Khan/khan-exercises — Issue #6239: Systems of equations - doesnt take answer
Author: KhanBugz
Created: 2011-11-14 00:16:33+00:00
State: open
Labels: firefox, win7, wrong-or-unclear

wont let me move on even though ive checked the answer many times

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

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Mozilla/5.0 (Windows NT 6.1; rv:2.0.1) Gecko/20100101 Firefox/4.0.1

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