Mathematics, 06.10.2019 13:30 sarahcyberpony

Shawn and ellie are construction workers. shawn can complete a concrete job in 4 hours, while ellie can complete it in 6 hours. the foreman says that it will take them 5 hours to complete it if they work together. explain each step in solving this equation, and determine if the foreman is correct or not.

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Shawn and ellie are construction workers. shawn can complete a concrete job in 4 hours, while ellie...