Can someone please show me how to do this in Matlab, every time I try to do it I keep getting an error.

Q#2: In Germany, annual professional fees are set by law for engineers, doctors and lawyers. In the total fees collected from 23 doctors18lawyes and 12 engineers were $76.5M. In Munich, 13docteg. 9 lawyers, and 20 engineers were charged $55.0M and in Berlin 2 were charged $85.5M. Using Matlab command to determine the annual fees charged by each doctor, awyers and engineers. 20 lawyers, and 16engineers