Khan/khan-exercises — Issue #7840: Algebra challenge - Solution not one of given options
Author: KhanBugz
Created: 2011-12-05 20:23:39+00:00
State: open
Labels: ipad, safari, wrong-or-unclear

The correct answer 25/9 is not an option.

I combined like terms and squared both sides to remove the square root.

[algebra_challenge.html?seed=13&problem=52 (radical_equations)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=13&problem=52&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=13&problem=52&debug&activity=%5B%5D)

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