SOMEONE PLEASE HELP IVE BEEN ASKING ALL DAY PLS :C IVE WASTED SO MANY POINTS
The Constitution was penned by Jacob Shallus for $30. If it would cost 12 times that minus $8.25, write the formula below that would represent the cost of writing the Constitution today?

The customer price index(cpi), which measures the cost of a typical package of customer goods,was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely.use data points to find such a line and then estimate the requested quantities