Khan/khan-exercises — Issue #13913: Equation of a line - I think the answer is worng
Author: KhanBugz
Created: 2012-02-15 19:19:53+00:00
State: open
Labels: chrome, win7, wrong-or-unclear

It says that -5 - (-3) = -1 not -2

[equation_of_a_line.html?seed=3&problem=show-points-and-or-graph (slope_intercept_form)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/equation_of_a_line.html?seed=3&problem=show-points-and-or-graph&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/equation_of_a_line.html?seed=3&problem=show-points-and-or-graph&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5C%224%5C%22%2C%5C%2211%5C%22%5D%22%2C50%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%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%5D)

[["4","11"]]

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.46 Safari/535.11

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