Find the cost of the football after the discount is subtracted and the tax is added to the discounted price?

football: $12.00
discount rate: 45%
tax rate: 5%

Witch represents the inverse of the function f(x)=1/4x-12

Worth 30 points! in this diagram, both polygons are regular. what is the value, in degrees, of the sum of the measures of angles abc and abd?

3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided