Răspunsuri

2014-10-06T16:46:03+03:00
A+b+c=279
a+b=184
c=279-184
c=95
b+c=134
a=279-134
a=145
a+b=184
145+b=184
b=184-145
b=39

145+39+95=279
2014-10-06T16:50:20+03:00