What is m/9 - 1 = -2 whats the answer & steps

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Find the distance between (7,-6) and (-3,-9)