SOLUTION: sally can paint a room in 6 hours, it takes steve 3 hours to paint the same room. how long will it take if they both work together?

Question 665479: sally can paint a room in 6 hours, it takes steve 3 hours to paint the same room. how long will it take if they both work together?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Add their rates of painting
( 1 room painted / Sally's time ) + ( 1 room painted / Steve's time ) =
( 1 room painted / time working together )

Multiply both sides by

It will take them 2 hrs working together

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