SOLUTION: Sally can paint a room in 9 hours while it takes steve 8 hours to paint the same room. How long would it take them to paint the room if they worked together?

Question 227128: Sally can paint a room in 9 hours while it takes steve 8 hours to paint the same room. How long would it take them to paint the room if they worked together?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Add their rates of woking to get rate
working together
In words:
(1 room/Sally's time) + (1 room/Steve's time) = (1 room)/(time working together)

Multiply both sides by

hrs

working together, they can paint the room in 4 hrs 14 min
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