Can i use operator 2 operators in a If statement

How can i use 2 operators in a if statement. I have the following method and the MinSaldo cant be lower then 1000 dollar but i cant use 2 operators in a if statement how can i fix this ?

 public void MinSaldo(double Money)
        {
            if (saldo - money < MinSaldo )
            {

                throw new Exception("saldo low ");

            }

            else
            {
               messagebox.show("works");
            }
        }