Răspunsuri

2014-10-22T21:24:50+03:00
A+b+c=778
a+b=580
b+c=451
(a+b)+c=778
580+c=778
c=778-580
c=198
a+(b+c)=778
a+451=778
a=778-451
a=327
327+b+198=778
525+b=778
b=778-525
b=253
2014-10-22T21:26:33+03:00
580+c=778 c=778-580 c=198 b+198=451 b=451-198 b=253 a+253=580 a=580-253 a=327