(x+1)/0.2-(x+3)/0.01=3 (x+2)/4-(2x-3)/6=1

问题描述:

(x+1)/0.2-(x+3)/0.01=3 (x+2)/4-(2x-3)/6=1

一、(x+1)/0.2-(x+3)/0.01=3(5x+5)-(100x+300)=3【分式化简】5x+5-100x-300=3【去括号】5x-100x=3-5+300【移项】-95x=298【合并同类项】x=-298/95【方程两边同除以未知数系数得到答案】二、(x+2)/4-(2x-3)/6=13x...