Question
The average weight of 7 students is 37 kg. When the weights of Luke and Neave are included, the average weight becomes 46 kg. Neave is 4 kg lighter than Luke. What is Luke's weight?
3 m

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The average weight of 7 students is 37 kg. When the weights of Luke and Neave are included, the average weight becomes 46 kg. Neave is 4 kg lighter than Luke. What is Luke's weight?