Which propety of multiplication is shown

9 x (2 x 12) = (12 x 9) x 2

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

Given the graphed function below which of the following orders pairs are found on the inverse function

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.