Răspunsuri

2014-05-29T16:54:16+03:00
A+b+c=980
a=8
c=3x8
c=-24
8+b+24=980
b+32=980
b=980-32
b=948

1 5 1
2014-05-29T16:54:55+03:00
8x3=24(nr.c)
980-(24+8)=948(b)