Select all expressions that are equal to 8-12-(6+4). 8-6-12+4
B.
8-12-6-4
C.
8-12+(6+4)
8-12-6+4
D.
E.
8-4-12-6

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