Răspunsuri

2014-05-10T14:13:51+03:00
A=26-8
a=18

b+a=49
b=49-18
b=31

c-b=29
c-31=29
c=29+31
c=60
2014-05-10T14:15:45+03:00
A+8=26
a=26-8
a=18

b+a=49
a=18
b=49-18
b=31

c-b=29
b=31
c=31+29
c=60