Khan/khan-exercises — Issue #12889: Writing expressions 1 - this is not fair
Author: KhanBugz
Created: 2012-02-02 16:36:32+00:00
State: open
Labels: firefox, other, xp

this is not fair

[writing_expressions_1.html?seed=5&problem=3](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/writing_expressions_1.html?seed=5&problem=3&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/writing_expressions_1.html?seed=5&problem=3&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%5C%5C%5C%22%3E4x%2B1%3C%2Fcode%3E%5C%22%22%2C12%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%5C%5C%5C%22%3E-x%2B4%3C%2Fcode%3E%5C%22%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C1%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%5D)

["4x+1","-x+4"]

Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8

MathJax is loaded, ready, queue length: 0