Let y be a college's enrollment (in thousands of students), and let x be the number of years that the college has been open. Assume that the equation y = 0.6x + 6 describes the relationship between x and y. Complete parts a through b. below. a. Complete the following table. Number of years college Enrollment has been open (thousands of students) X. Y 0. _1. _ 2. _ 3. _ 4. _(Type integers or decimals.) b. By how much does the college's enrollment increase each year? The college's enrollment is increasing by:____ thousands of students per year.(Type an integer or a decimal.)