Răspunsuri

  • Utilizator Brainly
2014-09-24T17:41:24+03:00
A+b+c=648
a=b+177
c=b

b+177+b+b=648
3b+177=648
3b=471
b=157

a=b+177
a=157+177
a=334

c=157


2 4 2
2014-09-24T17:42:35+03:00
A+B+C=648,,A=B+177=C   (B+177)+B+(B+177)=648    3B+177=648    3B=648-177=471  B=471:3=157  B=157  B=C=157    A=157+177=334    334+157+157=648