What is the y-intercept of the Function

Aline passes through 3,7 and 6,9 what equation represents the line

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

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