Răspuns:
-3.[2-(-6)2:(-9)]-2.[6-(-8)]=
-3.[2-(-12):(-9)]-2(6+8)=
-3.(2+12/9)-2.14=
-3.(2+4/3)-28=
-3.(2/3+4/3)-28=
-3.6/3-28=
-3.2-28=
-6-28 = -34