Răspunsuri

2014-10-21T17:22:01+03:00
A+b=26
a:b=2rest3
a=2*b+3
2b+3+b=26
3b=26-3
3b=23
b=23:3
b=7,666
a+7,666=26
a=26-7,66
a=18,333