A construction company employs technicians and artisans. One a certain day 4 technicians and 2 artisans were hired and paid a total of sh 9000. On another day the firm hired 4 technicians and 1 artisans and paid a total of sh 9500. Calculate the cost of hiring 2 technicians and 5 artisans in a day.
3x + 2y = 9000
4x + y = 9500