Which of the following exponential functions represents the graph below

Solve the system of equations. y= 2x y= x^2 - 15

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

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