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

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

人气：325 ℃　时间：2020-03-21 03:04:19

解答

(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