0.3X+0.4=0.7-0.1

0.3x+0.4=0.7x-1 (x-0.6)/0.4+x=(0.1x+1)/0.3 (x-0.6)/0.4-x=(0.1x+1)/0.3 解方程0.3x+0.2/0.4-0.05x+0.01/0.02=0.7x-0.1/0.3x是未知数 x-2-2-x/2=x-2/3 x-0.6/0.4+x=0.1x+1/0.3 0.3X+0.4=0.7-0.1 6道解方程 要过程 有悬赏1.1-0.7+3X/0.8=0.3X-1/0.4-X2.0.2X-0.1/0.3=0.1X+0.2/0.2+13.3/2X-1-6/10X+1=2X+1/4-14.4/3[3/4(1/5X-2)-6]=45.0.4X-1.5/0.5-5X-0.8/0.2=1.2-X/0.1+36.1/2[X-1/2(X-1)]=2/3(X-1)/是除号.. 解方程:2- x+5/6=x- x-1/3,0.1-0.2x/0.03-1=0.7-x/0.4 (x+1)/2-(2-3x)/3=1 2－(2x-4)/3 ＝－(x-7)/6 (2x＋1)/3－(5x－1)/6＝1 (0.1-0.2x)/0.03-1=(0.7-x)/0.4( 0.3x+0.7)/0.6-(0.2x-0.4)/0.8=1 5-0.2x=-3+x 3/5y+3/2=1/2-2/5y 0.1-0.2x/0.3-1=0.7-x/0.4 3/4-5x=5/6-2/3x |2x-1|=73x-1/0.3=4-x/0.5+3x+5/1.5 0.1-0.2x/0.3=0.3x+0.1/0.7-3 解方程0.3分之0.1x-1+0.4分之0.3-0.7x=1 解方程0.3分之0.1x-1+0.4分之0.3-0.7x=1 X+15/5=0.5-0.1X-0.7/0.3 (5x+1/4)-(2x-1/6)=1-(3-x/12)怎么做?还有1-（0.7+3x/0.8)=(0.3x-1/0.4)-x 解方程｛0.3x-0.7y=-0.4,1.3x-0.1y=1.2 0.2分之0.1x+0.3+2.5=0.4x-1 (0.1x+0.4)/0.2-(0.2x-0.6)/0.3=1