Question 2

Hello tutor, Attached is my question. If you could please help me with this i would greatly appreciate it. Please show as much work as you can so that i may try and grasp the concept better. thank you and have a great night.

A 25-foot ladder is placed against a vertical wall. Suppose the bottom of the ladder slides away from the wall at a constant rate of3 feet per second. How fast is the top of the ladder sliding down the wall {negative rate} when the bottom is 7 feet from the wall? The ladder is sliding down the wall at a rate of D Wsec. (Type an integer or a simplied fraction.)