0.4:x-1=20:9解比例

解比例4分之1:X=8分之1:
4分之1:X=8分之1:10分之1x/8=1/4*1/10x/8=1/40x=1/40*8x=1/5
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1/4:X=1/8:1/10解:1/8*X=1/10*1/4即 1/8*X=1/40方程两边同乘8得
扫描下载二维码解比例 (4+x):18=12:9
字母漓琒檇
12:9=12/9=4/3(4+x)/18=12/94+x=12/9*18x=24-4=20
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4+X=12*18/9
x=209(4+x)=18*12x=20
x-20过程:(4+x):18=12:99(4+x)-12x1836+9x-2169x-180x-20
9*(4+x)=18*129x=216-36x=20
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/etc/nginx/nginx.conf.两边都有X的解方程(解比例)0.4:X=X:1/10(注:1/10即指十分之一)两边都是X...55555~
0.4:X=X:1/10x^2=0.04x=0.2有疑问,可追问!
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2x=0.4*10/1
扫描下载二维码:X=400.2:4=X:
:x=40 40x=
;(2)0.2:4=x:
4x÷4=0.1÷4 x=0.025.
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