Khan/khan-exercises — Issue #14016: Systems of equations with elimination - badges
Author: KhanBugz
Created: 2012-02-16 21:11:02+00:00
State: open
Labels: ie8, ie9, other, win7

I lost a sun badge and 2 earth badge. I lost 50 something badges in toatal!

[systems_of_equations_with_elimination.html?seed=78&problem=elimination-y](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/systems_of_equations_with_elimination.html?seed=78&problem=elimination-y&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/systems_of_equations_with_elimination.html?seed=78&problem=elimination-y&debug&activity=%5B%5B%22correct-activity%22%2C%22%5B%5C%225%5C%22%2C%5C%221%5C%22%5D%22%2C5%5D%5D)

[["5","1"]]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729)

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