What is sn for the arithmetic series with a1=3 an=-38 and n=8?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct

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