Mathematics, 30.03.2022 09:30 qveenjordan6456

alan would take 5 hours to build the wall of a house, and gavin would take 7 hours to build it alone. when they work together, they talk a lot, and their combined output decreases by 26 bricks per hour. working together, they build the wall in 4 hours. how many bricks are in the wall?

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alan would take 5 hours to build the wall of a house, and gavin would take 7 hours to build it alone...