Mathematics with applications in the management, natural, and social sciences twelfth edition
chapter 6: systems of linear equations and matrices
6.1 exercises
19.) the number of baby boomers has been decreasing and the number of millennials has been increasing. now millenials have surpassed boomers in number. the following equations approximate the population y (in millions) of the given generation in year x, where x = 14 corresponds to the year 2014. (data from: pew research center.)
boomers: 10x+13y = 1125 millenials: -2x+7y = 495
solve this system of equations, and interpret your answer