-5＜3x-1/2≤4
-9/2=1/2-5＜3x≤4+1/2=9/2
-9/2＜3x≤9/2
-3/2＜x≤3/2
解集{x| -3/2＜x≤3/2}
解集{x| -3/2＜x≤3/2}整数解:
-1,0,1