Bill can paint a room in 3 hours. It would take
Tom one more hour than Bill to paint the same
room. How many hours would it take if they
painted the room together?

Slopes of parallel and perbehdlcular lines pre-test active time remaining 50: 36 ch which point on the x-axis lies on the line that passes through point c and is parallel to line ab? (1,0) (1,1) (0, 2) (2,0) n 4 2 -1. 1 2 3 4 5 b -3+