Khan/khan-exercises — Issue #4358: Linear equations 4 - this is hard
Author: KhanBugz
Created: 2011-10-14 17:50:11+00:00
State: open
Labels: firefox, xp

i think this is to hard to do

[linear_equations_4.html?seed=30&problem=x-on-bottom](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/linear_equations_4.html?seed=30&problem=x-on-bottom&debug)

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Mozilla/5.0 (Windows NT 5.1; rv:6.0.2) Gecko/20100101 Firefox/6.0.2

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