math
posted by emily .
i have 3 kg 4 kg and 5 kg on one side and 5 kg and 7 kg on the other side which two tiles do i swap to have the same amount on both sides
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i have 3 kg 4 kg and 5 kg on one side and 5 kg and 7 kg on the other side which two tiles do i swap to have the same amount on both sides