Khan/khan-exercises — Issue #14451: Algebra challenge - fractions
Author: KhanBugz
Created: 2012-02-22 22:49:41+00:00
State: open
Labels: chrome, vista, wrong-or-unclear

If you put it in mixed formed, it will mark it wrong

[algebra_challenge.html?seed=21&problem=parallel-graph (line_relationships)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=21&problem=parallel-graph&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=21&problem=parallel-graph&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5C%221%2F3%5C%22%2C%5C%22-4%2F1%2F3%5C%22%5D%22%2C46%5D%2C%5B%22correct-activity%22%2C%22%5B%5C%221%2F3%5C%22%2C%5C%22-13%2F3%5C%22%5D%22%2C14%5D%5D)

[["1/3","-4/1/3"],["1/3","-13/3"]]

Mozilla/5.0 (Windows NT 6.0) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11

MathJax is loaded, ready, queue length: 0