Khan/khan-exercises — Issue #5234: Solving for a variable - Not the correct answer
Author: KhanBugz
Created: 2011-10-30 21:21:15+00:00
State: open
Labels: chrome, win7

Reporter: ds00424@gmail.com

Equation: −3de−5df+7d−8=−3e−2
Solve for d.

Your site says answer is:
(3e)/(3e+5f-7)

But the answer really is:
(3e-6)/(3e+5f-7)
And this was a choice

Thanks.
David
(Coach)

[solving_for_a_variable.html?seed=59&problem=ABCD_EF](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/solving_for_a_variable.html?seed=59&problem=ABCD_EF&debug)

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Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/14.0.835.202 Safari/535.1

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