Complete the following to show how the expression can be simplified using the Commutative and Associative Properties of Multiplication. Enter the correct numbers in the boxes.

(−0.5)(−7)(2)= ( )( )(2)
=(−7)[( )( )]
=(−7)( )
=

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