0.2(0.2-x)÷0.01+1.2x=0.12+20x
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0.2(0.2-x)÷0.01+1.2x=0.12+20x0.2(0.2-x)÷0.01+1.2x=0.12+20x0.2(0.2-x)÷0.01+1.2x=0.12+20x0.04*0.01-0.2
0.2(0.2-x)÷0.01+1.2x=0.12+20x
0.2(0.2-x)÷0.01+1.2x=0.12+20x
0.2(0.2-x)÷0.01+1.2x=0.12+20x
0.04*0.01-0.2x*0.01+1.2x=0.12+20x 4-20x+1.2x=0.12+20x 18.8x=20x-3.88 20x-18.8x=3.88 1.2x=3.88 x=3.88*1.2 x=3.2333333
0.2(0.2-x)/0.01+1.2x=0.12+20x
0.2(0.2-x)÷0.01+1.2x=0.12+20x
[0.2(0.2-x)]÷0.01+1.2x=0.12+20x
一元一次方程 2x+0.2=1.2x-0.6-2.2x
0.8x+3=1.2x+0.2怎么求x
0.2x-1.2=0.6+x
0.01分之0.2（0.2 -x)+1.2x=0.12+20x
1.2x-5=x+5 1.2x-x=5+5 0.2x=10 x=50
21分之10x÷3分之2=7分之3x-3分之1x-2分之1x=190x-53x=7408.5x-6.9x=43.3x-200=0.2x+1101.02+0.4x+2.6x=3.428.9x-67=4.5x+656x-58=3x+1410x-20=5x+806x+5=10x-3420-1.4x=9.8x-288.2x+5.4x=272
0.01分之0.2(0.2-x) +1.2x=0.12+20x0.01分之0.2(0.2-x)是一项 +1.2x是一项 0.12+20x是一项
x-30-0.2x=0.5x
x-0.2x=80 求x
0.02x-0.01/0.03-0.4x+0.2/0.5-3X+2/4=-3求x
4x一5/0.5—5x-0.8/0.2=1.2-x/0.1 x=
(X-8)/X=0.2(X-8)/X=0.2
x减x乘0.2等于600X - ( X x0.
(x-1)+(x+2)+0.2x+2x=46
1.5X-X＝0.2