Răspunsuri

2014-10-09T13:00:49+03:00
A+b= 600
a+57 = b + 35
a= b+35 -57

b+35 - 57 +b = 600

2b= 600 + 57 _35
2b=622
b=622:2= 311

a= 311 + 35 - 57= 289
3 4 3
2014-10-09T13:13:25+03:00

notam cele doua numere cu s ai b
a+b= 600
a+57 = b + 35
a= b+35 -57
a+b=600 inlocuim
b+35 - 57 +b = 600
2b= 600 + 57 _35
2b=622
b=622:2= 311
a= 311 + 35 - 57= 289