If using the method of completing the square to solve the quadratic equation
x^2 + x - 24 = 0, which number would have to be added to "complete the square"?

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.

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts

Is of - 4x + 2? a. 3 b. 4 c. 6 d. 5