Răspuns:
52+17+18=a+17+18
a=+17+18-18-17+52
a=52
15+b+36=36+18+15
b=+36+15-36-18-15
b=18
25+c-25=18+36
c=-25+25-18+36
c=0-18+36
c=18
b+28-28=51-37
b=+28-28-51+37
b=-51+37
b=14
a+12+8=51
a=12+8-51
a=31
B
c-12-36=24
c=12-36-24
c=-60+12
c=48
d-7-38=13
d=7-38-13
d=-51+7
d=44
12+19=50-c
c=50-19-12
c=50-31
c=19
37-a=84-69
a=37-84+69
a=37-15
a=22
b-9=27+18
b=-8-27-18
b=53
15+d=73-15
d=15-73+25
d=-73+40
d=33
13+c+17=80
c=13+17-80
c=30-80
c=-50
36+8+d=74
d=36+8-74
d=44-74
d=30
26+15+e=90
e=26+15-90
e=41-90
e=-49
e-21-59=14
e=21-59-14
e=21-73
e=52
f-25-16=7
f=25-16-7
f=25-23
f=2
C
b-28+15-18+46=51
b=28+15-18+46-51
b=20
32-a+41-19=38
a=32+41-19-38
a=73-57
a=16
45-38+c-18+49=61
c=45-38-18+49-61
c=94-117
c=23
25+n-48+19=32
n=25-48+19-32
n=44-80
n=36
a-15-36+28-19=48
a=15-36+28-19-48
a=43-103
a=60
72-m-15+33=62
m=72-15+33-62
m=105-77
m=28
Explicație pas cu pas:
sper sa te fi ajuta și scuze că mi-a luat atât timp
