EquationSymbolicSolveRequest[List[Equal[x,Divide[Sin[Product[y,z]],y]]],List[x]]Solution[{x,ExpressionSetPoint[ExpressionWithCondition[Divide[Sin[Product[y,z]],y],NotEqual[y,0]],False,ReservedComplex]}]EquationSymbolicSolveRequest[List[Equal[x,Divide[Sin[Product[y,z]],y]]],List[z]]Solution[{z,ExpressionSetPoint[ExpressionWithCondition[Divide[Sum[ASin[Product[x,y]],Product[2,PI,&N_1]],y],NotEqual[y,0]],False,ReservedComplex]}]Solution[{z,ExpressionSetPoint[ExpressionWithCondition[Negative[Divide[Sum[ASin[Product[x,y]],Negative[Product[2,PI,&N_2]],Negative[PI]],y]],NotEqual[y,0]],False,ReservedComplex]}]EquationNumericSolveRequest[List[Equal[x,Divide[Sin[Product[y,z]],y]]],List[List[y]]]-9WorksheetAssign[x,Divide[Sin[Product[y,z]],y]]Divide[Sin[Product[y,z]],y]Assign[x,Product[Sin[Product[y,z]],Exponent[y,-1]]]