the world’s longest river is the Nile in Africa, with a length of 6825km. this is about 1 5/8 times as long as the Mackenzie river, which is Canada’s longest river. how long is the Mackenzie river? the Mackenzie is abt 2 1/10 times as long as the Columbia river. how long is the Columbia?

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.

To convert celsius temperatures to fahrenheit, you can use the expression (c + 32). tom says that another way to write this expression is c + 32. what error did tom make?

Simplify the expression below -3(10x+4y)+6(6x-2y)