????80x+1536-96x=1440
????16x=96
????x=6
數學問題計算答案
甲=丙=11.6÷(1+2+1)=2.9

乙=2.9×2=5.8
人民教育出版社數學答案
1 整式 x/3" />

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數學問題答案

更新時間:2022-12-20 16:38:29作者:admin2

16×5x+24×4(16-x)=1440
????80x+1536-96x=1440
????16x=96
????x=6

數學問題計算答案

甲=丙=11.6÷(1+2+1)=2.9


乙=2.9×2=5.8

人民教育出版社數學答案

1 整式 x/3 a+b/15 分式 1/n 1/a+5 z/(x平方)y 2ab/(a+b)平方


2 1 1/3-(2t/3s) 2 1-(2y/x+y) 3 2-(2/a+1) 4 -1/3 5 9x平方/y6次方z平方


3 1 p/mn 2 4a4次方b5次方 5 1/(x+1) 6 (a-b)/(a平方-2ab-b平方)


4 這是方程嗎? 我暈!


5 1 x≠2或-1/2 2 x≠2或-2


6 1 2 2 x>-1/2且≠0 3 x<2且≠0


7 無解


8 設現在平均每天生產x臺機器. 600/x=450/(x-50) x=200


9 設這臺收割機每小時收割x公頃. (10/x)+1=10*150/x*100 x=5

數學問題的答案

設這個數為x
(1-15%)x=102
解得
x=120

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