a biologist noticed that the population of a cricket sample tripled every 4 days. If the intital population sample was 30 crickets, what was the population of crickets at the end of 12 days?

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2

Your friend, taylor, missed class today and needs some identifying solutions to systems. explain to taylor how to find the solution(s) of any system using its graph.