Question

linear equations problem

Answer 1

Whar problem ..........huh

Answer 2

Try this word problem. It involves upstream and downstream concepts and i hope it helps you!:

Flying to Kampala with a tailwind a plane averaged 158 km/h. On the return trip the plane only  averaged 112 km/h while flying back into the same wind.  Find the speed of the wind and the speed of  the plane in still air.