Khan/khan-exercises — Issue #14942: Number line 3 - this is too hard 
Author: KhanBugz
Created: 2012-02-29 12:08:10+00:00
State: open
Labels: hard, ie8, win7

Reporter: rositabonita55@gmail.com

i cant understand

[number_line_3.html?seed=124&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/number_line_3.html?seed=124&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/number_line_3.html?seed=124&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%223%5C%22%22%2C17%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22-3%5C%22%22%2C5%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22-3-30%5C%22%22%2C10%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22-30%5C%22%22%2C5%5D%5D)

["3","-3","-3-30","-30"]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C)

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