x-3(x-2)小于或等于8,5-2分之1x>2x,

问题描述:

x-3(x-2)小于或等于8,5-2分之1x>2x,

x-3(x-2)-2x+62x>=-2
x>=-1
5-2分之1x>2x
两边乘以2
10-x>4x
5xx