alfred has twelve coins in his piggy bank. some of the coins are quarters, some are nickels, and he has a total of $3.15. which system of equations can be used to determine how many quarters, x, and how many nickels, y, he has

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 a. the attendance was never the same at both plays. b. the attendance was the same on day 5. the attendance was 231 at both plays on that day. c. the attendance was the same on day 13. the attendance was 295 at both plays on that day. d. the attendance was the same on days 5 and 13. the attendance at both plays on those days was 231 and 295 respectively.

What is 1/3x5 on anuber line what does it look like on a number line

What is the maximum of the sinusoidal function