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The fourth-grade math chicken and rabbit are in the same cage, with 48 heads and 132 feet. How many chickens and rabbits are there respectively?
Solution: suppose there are x chickens and 48-x rabbits.

2x+4(48-x)= 132

2x+ 192-4x= 132

2x=60

x=30

Rabbit: 48-30= 18 (only)

Answer: 30 chickens and 0/8 rabbits.

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