Find the value of n if point s lies between points r and t and rs=6n, st=35 and rs=42. a. 7 b. 5.83 c. 1.17 d. 12.83

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

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?