Which algebraic expression is equivalent to the expression below? 4/5x - 7/5y

a. 5(7x + 4y)
b. 1/5 (7x +4y
c. 1/5 (4x - 7y)
d. 5 (4x - 7y)

i'd be glad if yo me : ) < 3
20 points

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