Enter your answer and show all the steps that you use to solve this problem. toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for $45?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

What is the area of the shaded sector?