(0.1x-0.2)÷0.5-(0.01x+0.03)÷0.01=(2x-5)÷3-3的解

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/13 04:09:03
(0.1x-0.2)÷0.5-(0.01x+0.03)÷0.01=(2x-5)÷3-3的解

(0.1x-0.2)÷0.5-(0.01x+0.03)÷0.01=(2x-5)÷3-3的解
(0.1x-0.2)÷0.5-(0.01x+0.03)÷0.01=(2x-5)÷3-3的解

(0.1x-0.2)÷0.5-(0.01x+0.03)÷0.01=(2x-5)÷3-3的解
(0.1x-0.2)÷0.5-(0.01x+0.03)÷0.01=(2x-5)÷3-3
===>0.2x-0.4-x-3=2/3x-3/5-3
===>8/15x=0.4-3/5
===>x=-3/8

0.2x-0.4-x=2x/3-5/3
0.6x-1.2-3x=2x-5
3.8=4.4x
x=19/22