(1)(1/2x-4)+1/2=3/2-x

问题描述:

(1)(1/2x-4)+1/2=3/2-x
(2) (3/x)+(6/x-1)=x+5/x^2-x

(1) (1/2x-4)+1/2=3/2-x
2/1x-2/7=2/3-x
2/3x =5
x=3/10
(2) 超我范围了