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⇔ -6x - 2x < 4 + 8
⇔ - 8x < 12
⇔x < 12/-8
⇔ x < -1.5
himpunan bilangan bualtnya adalah { -2,-3, -4,-5 .......}
2. Soalnya kurang jalas tapi caranya sama kok
6x-2x< 8+4
4x< 12
x< 12/4
x< 3
4x+5 < 4+3x
4x-3x< 4-5
x<-1
maaf ya kalo salah