25x+10y=24
x+y=20
? i don't know how to solve systems of equations

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

Ill mark the brainliest if you me with the these three questions 7,8,9

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship