-5x – y = 8 and 5x – 3y = -16 solve by elimination please help show work don't care if right just some what similar i already have the answer just need work

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?