“樹(shù)棲一群鴉,鴉樹(shù)不知數(shù),三只棲一樹(shù),五只沒(méi)去處,五只棲一樹(shù),閑了一棵樹(shù),請(qǐng)你仔細(xì)數(shù),鴉樹(shù)各有幾何

2022-08-19 00:02

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1個(gè)回答
Arboreal a crow, the crow, the tree is known for having a tree, three, five's and 5 having a tree, only about a tree, will you care for, the crow, the tree with geometrical
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棲樹(shù)一群鴉,鴉樹(shù)不知數(shù),三只棲一樹(shù),五只沒(méi)去處,五只棲一樹(shù),閑了一棵樹(shù),鴉樹(shù)各幾只,不要求,
3個(gè)回答2022-08-28 14:20
設(shè)有x課樹(shù),有y只鴉, 3x+5=y (1) 5(x-1)=y(2) (2)-(1)d得:2x-10=0 x=5,y=20 即有5棵樹(shù),20只鴉。
棲樹(shù)一群鴉,鴉樹(shù)不知數(shù),三只棲一樹(shù),五只沒(méi)去處,五只棲一樹(shù),閑了一棵樹(shù),鴉樹(shù)各幾何?
4個(gè)回答2022-07-17 11:22
解:設(shè)樹(shù)有X棵。 3X+5=5X-5 3X-5X=-5-5 -2X=-10 X=5 所以鴉有:3X+5=3*5+5=20(只)
棲樹(shù)一群鴉,鴉樹(shù)不知數(shù),三只棲一樹(shù),五只沒(méi)去處,五只棲一樹(shù),閑了一棵樹(shù),問(wèn):鴉樹(shù)各幾何
2個(gè)回答2022-09-26 17:52
設(shè)樹(shù)有x棵 ,鴉有y只,則 3x+5=y 5(x-1)=y 3x+5=5(x-1) 3x+5=5x-5 3x=5x-5-5 3x-5x= -10 -2x= -10 x=5 則y=3*5+5=20 所...
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答個(gè)題,棲樹(shù)一群鴉,鴉樹(shù)不知數(shù),三只棲一樹(shù),五只沒(méi)去處,五只棲一樹(shù),閑了一棵樹(shù),請(qǐng)你仔細(xì)數(shù),鴉樹(shù)各
2個(gè)回答2023-03-31 10:23
設(shè)樹(shù)有x棵 ,鴉有y只,則 3x+5=y 5(x-1)=y 3x+5=5(x-1) 3x+5=5x-5 3x=5x-5-5 3x-5x= -10 -2x= -10 x=5 則y=3*5+5=20 所...
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棲樹(shù)一群鴉,鴉樹(shù)不知數(shù),三只棲一樹(shù),五只沒(méi)去處,五只棲一樹(shù),閑了一棵樹(shù),請(qǐng)你仔細(xì)數(shù),鴉數(shù)各幾何?
1個(gè)回答2022-10-27 19:21
可設(shè)鴉有x只,樹(shù)y棵. 則 3y+5=x 5(y-1)=x, 解得 x=20 y=5 答:鴉有20只,樹(shù)有5棵.
棲樹(shù)一群鴉,鴉樹(shù)不知數(shù),三只棲一樹(shù),五只沒(méi)去處;五只棲一樹(shù),閑了一棵樹(shù),請(qǐng)你數(shù)一數(shù),鴉樹(shù)各幾只?
2個(gè)回答2023-01-17 07:50
設(shè)樹(shù)有x棵 ,鴉有y只,則 3x+5=y 5(x-1)=y 3x+5=5(x-1) 3x+5=5x-5 3x=5x-5-5 3x-5x= -10 -2x= -10 x=5 則y=3*5+5=20 所...
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棲樹(shù)一群鴉,鴉數(shù)不知數(shù),三只棲一樹(shù),五只沒(méi)住處,五只棲一樹(shù),閑了一棵樹(shù),鴉樹(shù)各幾何
3個(gè)回答2022-09-29 04:22
設(shè)有x棵樹(shù),y只鴉,列方程為 3x+5=y 5(x-1)=y 所以x=5,y=20即有5棵樹(shù),20只鴉。 有不明白的地方再問(wèn)喲,祝你學(xué)習(xí)進(jìn)步,更上一層樓! (*^__^*)
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