What is the slope of the line that passes through the points(-3,9) and (22,-4)?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

How many solutions does the nonlinear system of equations graphed below have?

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?