решите неравенство -1.8/2.7х-13.5<0 4/2х-9>0 -1.9/6.3-3x>0 9/2x-7<0 -3/1.6x-9.6>0

-9/5/27/10*x-27<2x-9-2/3x-27/2<2x-9-4x-81<12x-54-4x-12x<-54+81X>-27/16-19/10/63/10-3x>0-7-19/63-3x>-7-19-189x>-441-189x>-441+19189x>-422X<422/189-3/1.6x-9.6>0-1,875x-9,6>0-1,875x>9,6X<-5,12