Today only, a suit is being sold at a 15% discount. The sale price is $391. What was the price yesterday?

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

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

The ratio of the height of two similar cylinders is 4 to 3 what is the ratio of their volumes