Superposition - Circuit Analysis

[planauts]

Homework Statement

Is the answer to the following circuit: 600 mA? I seem to be getting 660 mA for some reason.
https://s3.amazonaws.com/files.drop...which has the 2A source deactivated.) Thanks

 

[aralbrec]

I get the same

 

[planauts]

I get the same

I don't know why the image got deleted from the source. Anyway, thanks!