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

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
aiyun0929 1年前 已收到1个回答 举报
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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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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
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