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Mathematics, 20.09.2020 08:01 vvkaitlynvv4982

Sanjay and Felipe are putting together a 500-piece puzzle. Sanjay could do the entire puzzle by himself in 6 hours, while it would take Felipe 8 hours to do the puzzle alone. Which equation can be used to solve for the rate, r, for Sam to change all the light bulbs in the office building by himself?

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