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A quiet day's fishing,or eight hours in a cinma seeing the s

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A quiet day's fishing,or eight hours in a cinma seeing the same film over and over again,is usually as far as they get.句子成分
A quiet day's fishing,or eight hours in a cinma seeing the s
答案
设养了鸡x只,养了兔子(31-x)只.
2x+4(31-x)=80
2x+124-4x=80
2x-4x=80-124
-2x=-44
x=22
31-x=11
答:张奶奶养了鸡22只,兔子11只.
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再问: A quiet day's fishing,or eight hours in a cinma seeing the same film over and over again,is usually as far as they get.句子成分