Plz help quick
y=439.7x+11781.377
using the above linear regression rule, calculate how much it would cost in 2018, then 2022, and how much it will cost from 2022-2025
then find the 4 year total
how long until it reaches a yearly total of $100,000?
what is the current enrollment of the school?

data

x(year) 2009(0) 2010(1) 2011(2) 2012(3) 2013(4) 2014(5) 2015(6) 2016(7) 2017(8)
y(cost) 11,751 \/ 12,245 \/ 12,785 \/ 12,961 \/ 13,592 \/ 13,947 \/ 14,462 \/ 14,699 \/ 15,422
(cost is the total for tuition + room and board)