The number of men and women receiving bachelor's degrees each year has been steadily increasing. For the years 1970 through the projection of 2014, the number of men receiving degrees (in thousands) is given by the equation y=3.7x+443 , and for women, the equation is y=14.3x+312 , where x is the number of years after 1970. Use the substitution method to solve this system of equations.