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(x -1) /2 < ( x +2) / 3 ....>(masing-masing kali 6)
3(x-1) < 2(x + 2)
3x - 3 < 2x + 4
3x - 2x < 4 + 3
x < 7
Hp bilangan cacah :
( 0,1,2,3,4,5,6)....A