Răspuns :
Buna!
Uite aici raspunsul:
a-42:7+2=7 28+72:b+12=48 47-56:c-11=29 (56+16:2):8+d=18
a-6+2=7 72:b+40=48 36-56:c=29 (56+8):8+d=18
a-4=7 72:b=8 7=56:c 8+d=18
a=11 b=9 c=8 d=10
Uite aici raspunsul:
a-42:7+2=7 28+72:b+12=48 47-56:c-11=29 (56+16:2):8+d=18
a-6+2=7 72:b+40=48 36-56:c=29 (56+8):8+d=18
a-4=7 72:b=8 7=56:c 8+d=18
a=11 b=9 c=8 d=10