3.6x=3.25+xx=多少,怎么算?
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3.6x=3.25+xx=多少,怎么算?
x+8x=5.4怎么算xx
x=140-4800/xX等于多少?
XX +9X=792怎么解
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X-9=126-3XX=等于多少?
2分之8x-18=-5xx等于多少?
X/X=X/XX=XX/XX 注:X为1到9不重复的数字,这道题目怎么解答!
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怎么解方程”X+5xX=2.4
已知x/(xx+x+1)=a,求xx/(xxxx+xx+1)的值
已知:3x=xx-x+1求(xxxx+xx+1)分之xx
x/xx+x+1=1/4 求xx/xxxx+xx+1
7/(XX+X)+1/(xx-x) =6/(xx-1)
解分式方程7/(XX+X)+1/(xx-x) =6/(xx-1)
7/(XX+X)+1/(xx-x) =6/(xx-1)