Khan/khan-exercises — Issue #4132: Algebra challenge - wrong answer
Author: KhanBugz
Created: 2011-10-10 23:56:14+00:00
State: open
Labels: firefox, xp

Pretty darn sure this answer is wrong.

[algebra_challenge.html?seed=127&problem=ABC_DEF (solving_for_a_variable)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=127&problem=ABC_DEF)

["f = \\dfrac{40h + 9g}{5}","f = \\dfrac{-40h - 9g}{5}","f = \\dfrac{40h - 9g}{-5}","None of the above."]

Mozilla/5.0 (Windows NT 5.1; rv:7.0.1) Gecko/20100101 Firefox/7.0.1

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