Which expression is the simplest form of -(4x+y)+2(x-3y)? A. -2x-6
B. -2x-7y
C. -2x-5y
D. -2x-2y

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