Răspunsuri

2014-11-04T19:25:35+02:00
A+b=235
a-b=69
=>a= b+69
b+69+b=235
=> 2b+69=235
=>2b= 235-69
=> 2b= 166
=> b= 83
=> a= b+69= 83+69= 152
sper sa nu fi gresit vreun calcul, dar m-am grabit :)
  • Utilizator Brainly
2014-11-04T19:33:45+02:00