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3 years ago

13

bill can paint a closet in 2 hours. bob can paint the same closet in 3 hours. how long will it take them to paint the closet tog

ether?

1 answer:

katen-ka-za [31]3 years ago

6 0

Bill paints 1/2 per hour. Bob paints 1/3 per hour. 1/2x+1/3x=1

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