Mathematics

Mathematics, 08.12.2021 20:00, Demondevilg

the equation 4+3-1=7-1 represents the scientist taking away one unit of mass from each side of a pan balance. Construct an argument to explain how the scientist knows that the pans are still in the balance

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the equation 4+3-1=7-1 represents the scientist taking away one unit of mass from each side of a pan...

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