Hi, In 2014,there were 100 students enrolled and in 2018 there were 200 students enrolled How many students were enrolled in 2019? Let x represent the number of years after 2010 and y the number of students. (4, 100) (8, 200) m = 100/4 = 25/year that is: there were NO students in 2010 y-intercept 1s (0, 0) y = 25x x the independent variable and y the dependent variable y = 25*9 = 225 the number of students were enrolled in 2019 Wish You the Best in your Studies.