(0.5X-3)/0.04-x=[0.4(0.5x-3)]/0.5
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(0.5X-3)/0.04-x=[0.4(0.5x-3)]/0.5
(0.5X-3)/0.04-x=[0.4(0.5x-3)]/0.5
(0.5X-3)/(1/25)-x=[0.4(0.5x-3)]/(1/2)
25(0.5X-3)-x=2[0.4(0.5x-3)]
12.5X-75-x=0.8(0.5x-3)
125X-750-10x=8(0.5x-3)
115X-750=4x-24
111X=726
x=726/111
(0.5X-3)/(1/25)-x=[0.4(0.5x-3)]/(1/2)
25(0.5X-3)-x=2[0.4(0.5x-3)]
12.5X-75-x=0.8(0.5x-3)
125X-750-10x=8(0.5x-3)
115X-750=4x-24
111X=726
x=726/111
0.04分之0.1X-0.3-X=0.4乘以(0.5X-3)求X
(X-4)(x-2)-2(X-1)(X+3)其中X=-0.5
1、0.3X-0.4X=0.5 2、5X-2.5X+3.5X=-18 3、X-2/5X=-3+6
x-2/0.2-x+1/0.5=3 x=?
3/2-x=0.5x-3
3x/200+4x=0.5
求1/2x^2-1/4x+0.2x^3+0.25x-0.5x^2-1/5x^3+0.5x-1 其中x=12/13
5*(x-2)=4*(x+3) 2x+(50-x)*4=140 3x-(8-x)=20*4 200x=(x-0.5)*2
化简求值x(x的平方-4)-(x+3)(x平方-3x+2)-2x(x-2) 其中x=0.5
5(2-x)=-(2x-7) 0.5x-2=0.8(2x-1.5) 2(x+0.5)-3(x-0.4)=5.6
160乘25%-1.3x=17.9 x/5-x/6=0.4 3(x+2)=40+11 0.3/0.5=x+1/2x-1
log(0.5x)(2)-log(0.5x^3)(x^2)=log(0.5x^3)(4)