User Portlet User Portlet

Hi everyone, I am trying to solve 4 coupled algepraic equations...but seems like sth is wrong ... I wrote a code with Solve function but Mathematica seems like running but not getting the solution! I have 4 unknowns (k1,eps1,k2 and k12 other...
Dear All, Did you get the solution?...because I have similar problem... and second problem If I want to vary one of the constants with for loop in your case (for instanse b1) ... Is it possible thanks in advance!