0.4x+2.1/0.5=0.5-0.2x/0.03+0.6的解方程

0.4x-2.1/0.5-0.5-0.2x/0.03=0.6 (0.4x-2.1)/0.5=(0.1+0.2x)/0.03-0.6 (0.4x-2.1)/0.5=(0.1+0.2x)/0.03-6 (0.4x-2.1)/0.5=(0.1+0.2x)/0.03-0.6 x/0.5-0.4x-0.6/0.2=2(-x+3) x-30-0.2x=0.5x 0.02x-0.01/0.03-0.4x+0.2/0.5-3X+2/4=-3求x 2.1x-10.8=1.8, (x-0.4)÷0.5=2.4 ,0.9(x+0.4)=0.2.1x-10.8=1.8, (x-0.4)÷0.5=2.4 ,0.9(x+0.4)=0.45的方程,快速,必采纳哦! 解方程-0.4x+0.1=-0.5x+0.2 0.2分之x+0.4-0.5分之x-3=2? 3x/0.5-(7*0.2-x)/0.4=1急用! x-1.5/0.5=1-(0.4x+1)/(0.2) 1+x/0.1-0.4x-0.5/0.2=1/2 [(x+0.4)/0.2]-[(x-3)/0.5]=-1.6 X-1.5/0.5+0.4X+1/0.2=1 急,怎么解 0.5x/0.2 - 1.5-x/2= 0.5 1+x/0.1 - 0.4x-0.5/0.2 = 1/20.5x/0.2 - 1.5-x/2= 0.5 1+x/0.1 - 0.4x-0.5/0.2 = 1/2 0.5x+3(0.3-0.2x)≥0.4x 一元一次方程计算题:0.4x+2.1/0.5=0.5-0.2x/0.03 +0.6