Question
The average weight of 10 students is 47 kg. When the weights of Luke and Andy are included, the average weight becomes 46 kg. Andy is 8 kg lighter than Luke. What is Luke's weight?
3 m

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The average weight of 10 students is 47 kg. When the weights of Luke and Andy are included, the average weight becomes 46 kg. Andy is 8 kg lighter than Luke. What is Luke's weight?