Răspunsuri

2014-11-15T16:45:57+02:00
A+b=4000
a:b=2 r 25
a=2b+25
inlocuim pe a
2b+25+b=4000
3b+25=4000
3b=3975
b=3975:3
b=1325
a+1325=4000
a=4000-1325
a=2675
2014-11-15T19:09:49+02:00
A+b=4000
a;b=2 rest25
a=b.2+25
2b+25-b=4000
a=4000-25
a=3975
a=3975
b+3975=4000
b=4000-3975
b=25