Please answer no trolls!!

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

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