2+(3x-1)/8>3-(x+7)/4
问题描述:
2+(3x-1)/8>3-(x+7)/4
答
(3x-1)/8+(2x+14)/8>1
(3x-1)/8+(2x+14)/8-8/8>0
[3x-1+2x+14-8]/8>0
[3x-1+2x+14-8]>0
5x+5>0
x>-1