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a×14=b×16 要求解的过程!
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是a×14=b×16
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人气:476 ℃ 时间:2020-05-23 20:12:39
解答
a×14=b×16
14a=16b
移项,a=16b/14
a/b=16/14
a/b=8/7
a:b=8:7
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