x-3(x-1)
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x-3(x-1)x-3(x-1)x-3(x-1)x-3x3-2x2x>1x>0.5有负号要换号（大于换成小于,小于换成大于）x-3x+3-2xx>1/2x>二分之一！谢谢x-3x+3＜22x>1x>2
x-3(x-1)
x-3(x-1)
x-3(x-1)
x-3x 3<2
-2x<-1
2x>1
x>0.5
有负号要换号（大于换成小于,小于换成大于）
x-3x+3<2
-2x<-1
x>1/2
x>二分之一！谢谢
x-3x+3＜2
2x>1
x>2分之1
x>0.5
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