Khan/khan-exercises — Issue #15526: Writing expressions 1 - answers are wrong
Author: KhanBugz
Created: 2012-03-06 04:44:57+00:00
State: open
Labels: leopard, safari, wrong-or-unclear

for writing expressions 1 it goes against the rule with two negatives where one of them subracts the other, this means you add it.

[writing_expressions_1.html?seed=115&problem=3](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/writing_expressions_1.html?seed=115&problem=3&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/writing_expressions_1.html?seed=115&problem=3&debug&activity=%5B%5D)

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