Khan/khan-exercises — Issue #9596: Multiplying expressions 1 - Wrong Answer
Author: KhanBugz
Created: 2011-12-27 16:09:52+00:00
State: open
Labels: chrome, wrong-or-unclear, xp

Another variable was added while solving the equation that was not present at the beginning.

[multiplying_expressions_1.html?seed=108&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/multiplying_expressions_1.html?seed=108&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/multiplying_expressions_1.html?seed=108&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22None%20of%20the%20above.%5C%22%22%2C44%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C5%5D%2C%5B%22hint-activity%22%2C%220%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C22%5D%2C%5B%22hint-activity%22%2C%220%22%2C24%5D%2C%5B%22hint-activity%22%2C%220%22%2C25%5D%5D)

["None of the above."]

Mozilla/5.0 (Windows NT 5.1) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.63 Safari/535.7

MathJax is loaded, ready, queue length: 0