2(х+1.1/6)-2.1/3=1,5
2(х+7/6)-7/3=3/2
2х+7/3-7/3=3/2
2х=3/2
х=3/4
(-1.2/3)^*(0,72)-2.1/7=(-5/3)^*0,72-2.1/7=15/9*18/25-15/7=2-2.1/7=-1/7
-21,6:(-0,12)+0,96:(0,89-1,13)=180+0,96:(-0,24)180-4=176
3*(-1.3/5)^*(-3,125)=3*(-8/5)^*(-25/8)=3*64/25*(-25/8)=192/25*-25/8=-24
-1.1/35:(-18/7)=-36/35:-18/7=36*7:35*18=2/5=0,4