Khan/khan-exercises — Issue #15058: Algebra challenge - Does not accept correct answers
Author: KhanBugz
Created: 2012-03-01 01:28:59+00:00
State: open
Labels: chrome, win7, wrong-or-unclear

(x - any value) with a slope of 0 is correct. Getting these "wrong" because it wants a meaningless x value that was given is extremely frustrating.

[algebra_challenge.html?seed=191&problem=y-as-function-of-x (point_slope_form)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=191&problem=y-as-function-of-x&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=191&problem=y-as-function-of-x&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5B%5C%22-2%5C%22%2C%5C%220%5C%22%2C%5C%220%5C%22%5D%5D%22%2C46%5D%2C%5B%22correct-activity%22%2C%22%5B%5B%5C%22-2%5C%22%2C%5C%220%5C%22%2C%5C%221%5C%22%5D%5D%22%2C19%5D%5D)

[[["-2","0","0"]],[["-2","0","1"]]]

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11

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