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X + X : 0,1 + X : 0,2 + X : 0,25 = 192
X + X x 10 + X x 5 + X x 4 = 192
X x (10 + 5 + 4) = 192
X x 19 = 192
X = 192 : 19
X = 192/19
X+X:0.1+X:0.2+X:0.25=192
X+X:1/10+X:1/5+X:1/4=192
X+X*10+X*5+X*4=192
X*(1+5+4+10)=192
X*20=192
X=192:20
X=9.6
![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)
X : 0,1 - 9,9 = X x 0,1 + 9,9
X x 10 - 9,9 = X x 0,1 + 9,9
10X - 9,9 = 0,1X + 9,9
10X - 0,1X = 9,9 +9,9
9,9X = 19,8
X = 19,8 : 9,9
X = 2
![](https://rs.olm.vn/images/avt/0.png?1311)
\(x:0,125+x:0,25-x:20\%-24=11\)
\(x:\dfrac{1}{8}+x:\dfrac{1}{4}-x:\dfrac{1}{5}-24=11\)
\(8\times x+4\times x-5\times x-24=11\)
\(7\times x=35\)
\(x=5\)
\(\text{x : 0 , 125 + x : 0 , 25 − x : 20 % − 24 = 11}\)
\(x : 0 , 125 + x : 0 , 25 − x : 0 , 2 − 24 = 11\)
\(x:\dfrac{1}{8}+x:\dfrac{1}{4}-x:\dfrac{1}{5}-24=11\)
\(x:\dfrac{1}{8}+x:\dfrac{1}{4}-x:\dfrac{1}{5}=24+11\)
\(x:\dfrac{1}{8}+x:\dfrac{1}{4}-x:\dfrac{1}{5}=35\)
\(\text{x ×}\dfrac{8}{1}+x\text{×}\dfrac{ }{ }+\dfrac{4}{1}-x\text{×}\dfrac{5}{1}=35\)
\(x × 8 + x × 4 − x × 5 = 35\)
\(x × ( 8 + 4 − 5 ) = 35\)
\(x × 7 = 35\)
\(x = 35 : 7\)
\(x = 5\)
![](https://rs.olm.vn/images/avt/0.png?1311)
x:1/4+x:1/8+x:1/2+1=0,90
x*4+x*8+x*2+x*1=0,90
x*(4+8+2+1)=0,90
x*15=0,90
x=0,06
![](https://rs.olm.vn/images/avt/0.png?1311)
Ta có:x+x:(0,25+0,125)=0,45
x+x:0,375=0,45
2 lần x=0,45*0,375
2 lần x=0,16875
x=0,084375
X + X : 0.25 + X : 0.5 + X : 0.125 = 0.45
X+X:(0.25+0.5+0.125)=0.45
X+X:0.2=0.45
X:(1+0.2)=0.45
X:1.2=0.45
X=0.45x1.2
X=0.54
x:0,25+x:0,1+x:20%=45,36
=>\(x\times4+x\times10+x\times5=45,36\)
=>\(x\times19=45,36\)
=>x=45,36:19=1134/475
x:0,25+x:0,1+x:20%=45,36
Xx4+Xx10+Xx5=45,36
X x (10+5+4)=45,36
Xx19=45,36
X=45,36:19
X=2,387...