Khan/khan-exercises — Issue #6677: Slope of a line - get your math right.
Author: KhanBugz
Created: 2011-11-19 02:00:48+00:00
State: open
Labels: chrome, vista, wrong-or-unclear

im sick of this. i did my math right. a negative number SUBTRACTS from a positive!!!!!!!!!!! do i need to say it again?!you should have learned this by now.

[slope_of_a_line.html?seed=68&problem=give-two-points](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/slope_of_a_line.html?seed=68&problem=give-two-points&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/slope_of_a_line.html?seed=68&problem=give-two-points&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%221%2F2%5C%22%22%2C46%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%2C7%5D%5D)

["1/2"]

Mozilla/5.0 (Windows NT 6.0) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.120 Safari/535.2

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