Răspunsuri

  • Utilizator Brainly
2014-05-29T14:57:13+03:00
A+b+c=?
a=405

b=405-276
b=129

c=240

405+129+240=774
2014-05-29T15:06:57+03:00
405-276=129(nr. a) 
240(succesorul lui 239,adica nr. c)
405+129+240=774(suma numerelor)