Which graph shows the solution to the following system y=1\4x-2 y=7\4x+4

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2