Write a function rule to represent the sequence.
47, 32, 17,
a(n) = 47 + (n - 1)15
a(n) = 47 + (n - )
a(n) = 47 + (n - )
a(n) = 32 + n - 1)15
is it -15 or 15 for n? i'm putting in -15 and its not but wouldn't that be the right value?

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