I'm working through my professor's solution for this problem, and I don't understand how he comes up with the reaction force at B without taking into account the moment at B.(adsbygoogle = window.adsbygoogle || []).push({});

Any help would be greatly appreciated.

http://img832.imageshack.us/img832/6953/sibi.png [Broken]

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# Statically indeterminate beam (fixed ends) and the moments at the supports

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