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Sixth-grade students in a school participated in a calligraphy competition and were divided into two groups, A and B, with a ratio of 5:6. If eight students are transferred from Group B,
Solution: suppose there are 5x people in group A and 6x people in group B. According to the meaning of the question:
5x=5/4(6x-8)
Multiply both sides of the equation by 4, and you will get