PLEASE IM BEGGING YOU GUYS, PLEASE HELP. I WANT TO KNOW HOW TO SOLVE THIS, PLEASEEE PLEASE EXPLAIN HOW AND GIVE THE ANSWER.. ILL MARK BRAINLIEST IF YOU EXPLAIN THE STEPS!!! (if u dont im not marking brainliest) ive asked these questions for like 3 times straight and i keep losing points, im gonna cry if someone doesnt properly answer/ help me :'))

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