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3y > 9 - 12
3y > -3
y > -3/3
y > -1
2. Soal Membingungkan
3. 2(x-3) < -3(x+1) + 7
2x - 6 < -3x - 3 + 7
2x - 6 < 3x + 4
2x + 3x < 4 + 6
5x < 10
x < 10/5
x < 2
3y > 9-12
3y > -3
y > -1 y={0,1,2,...}
2)
3) 2(x-3)<-3(x+1)+7
2x-6<-3x-3+7
2x + 3x < -3 + 7 + 6
5x < 10
x < 2