During another part of its flight, the balloon in Exercise 10 had a change in
elevation of -901 feet. What was its rate
of descent?

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2