WorksheetMinus[Divide[1,μ],Divide[PI,x_1]]Sum[Negative[Divide[PI,x_1]],Divide[1,μ]]EquationSymbolicSolveRequest[List[Equal[Minus[Divide[1,μ],Divide[PI,x_1]],x]],List[x]]Solution[{x,ExpressionSetPoint[ExpressionWithCondition[Sum[Negative[Divide[PI,x_1]],Divide[1,μ]],And[NotEqual[μ,0],NotEqual[x_1,0]]],False,ReservedReal]}]EquationSymbolicSolveRequest[List[Equal[Minus[Divide[1,μ],Divide[PI,x_1]],Product[x,y]]],List[x]]Solution[{x,ExpressionSetPoint[ExpressionWithCondition[Divide[Sum[Negative[Divide[PI,x_1]],Divide[1,μ]],y],And[NotEqual[μ,0],NotEqual[x_1,0],NotEqual[y,0]]],False,ReservedReal]}]Solution[{x,ExpressionWithCondition[ReservedEmpty,And[Equal[y,0],NotEqual[μ,0],NotEqual[x_1,0],NotEqual[Sum[Negative[Divide[PI,x_1]],Divide[1,μ]],0]]]}]Solution[{x,ExpressionWithCondition[ReservedReal,And[Equal[y,0],Equal[Sum[Negative[Divide[PI,x_1]],Divide[1,μ]],0],NotEqual[μ,0],NotEqual[x_1,0]]]}]