The sum of two numbers is 25. one number is twice the second number plus seven

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?

Will give brainliestbased on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m?

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.