(0.4x-2.1)/0.5=(0.1+0.2x)/0.03-6
解方程:2- x+5/6=x- x-1/3,0.1-0.2x/0.03-1=0.7-x/0.4
2- 6分之x+5=x- 3分之x-1 ,0.03分之0.1-0.2x-1=0.4分之0.7-x 怎么解方程!急
解方程-0.4x+0.1=-0.5x+0.2
0.2x+0.5/0.5--0.03+0.12x/0.3=x-6/2
当X=( )时,2X=0.4.当X=( )时,6X+0.2=0.5
0.2x+0.4x=12 x=?20x+x=420 x=?
0.4x+2.1-0.03分之0.5-0.2x=5分之3
0.04分之0.1X-0.3-X=0.4乘以(0.5X-3)求X
(X+4)/0.2-(X-3)/0.5=0.2 x-(x-1)/6=3-(x+2)/3 x/12-(2x-1)/20={
1、0.3X-0.4X=0.5 2、5X-2.5X+3.5X=-18 3、X-2/5X=-3+6
-(4x-1)/6+(x+1)/3=1和(4x-1.5)/0.5-(3x+0.8)/0.2=(4-x)/0.1
2x-0.8×2.6=3.08-2x 2.4×0.2x=0.5x-2.4 5(0.2x-2.5)=2.1x