Twice as many points as bob in algebraic expression awnser plz

2x minus y equals 6, x plus y equals negative 3

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

During how many months was the difference between the number of days with homework and with no homework greater than 6?