2x÷0.03+0.25-0.1x÷0.02=0.1

问题描述:

2x÷0.03+0.25-0.1x÷0.02=0.1

两边乘0.06
4x+3(0.25-0.1x)=0.006
4x+0.75-0.3x=0.006
4x-0.3x=0.006-0.75
3.7x=-0.744
x=-0.744÷3.7
x=-186/925