记得采纳
1-0.5x=0.40.5x=1-0.40.5x=0.6x=0.6/0.5x=1.2谢谢，请采纳
解方程1-0.5x=0.41-0.4＝0.5x0.6＝0.5xx＝0.6÷0.5＝1.2
1-0.5x=0.40.5x=0.6x=1.2
1-0.5x=0.40.5x=1-0.40.5x=0.6x=0.6÷0.5x=1.2
