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=4x-5x<6-8
=-x<-2
=x<2
Hp={...,-1.0.1}
⇔ 4x - 5x < 6 - 8
⇔ -1x < -2
⇔ x > -2
-1
⇔ x > 2
hp= { ......,-2,-1,0,1}
sory klok slh