Răspuns:
c)-1[-8×(-3+2×4)+6]-11
-1(-8×5+6)-11
-1(-40+6)-11
-1×(-36)-11
+36-11=25
d)-2×[-5-1×(-3+2×1)]-7×(-1)
-2×[-5-1×(-1)]+7
-2×-4+7
+8+7=15