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x/2 + 1 > 2x - 4
x/2 + 2x > -4 -1 : kali 2 smua
x + 4x > -5
5x > -5
x > -1
Hp : { 0, 1, 2, 3 , 4, ...... }
{3,4,5,...}
maaf klo salah :)