Răspuns :
a+b+c=89820
a+b=26860
b+c=70000
c=89820-26860
c=62960
b=70000-62960
b=7040
a=26860-7040
a=19820
VERIFICARE 19820+7040+62960=89820
a+b+c=89820
a+b=26860
b+c=70000.
c=89820-26860
c=62960
a=89820-70000
a=19820
b=26860-19820
b=7040
a+b=26860
b+c=70000.
c=89820-26860
c=62960
a=89820-70000
a=19820
b=26860-19820
b=7040