6. A large bucket that is full of water has a small leak on the bottom. The bucket loses water at the rate of 0.75 gallons per minute. After 8 minutes the bucket contains
exactly 21 gallons of water.

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126