Răspunsuri

2014-11-04T15:23:13+02:00
Cel mai inteligent răspuns!
2014-11-04T15:23:46+02:00
A) x+23=47, x=47-23, x=24
b) 31+x=52, x=52-31, x=21
c) x+8=5, x=5-8, x= -3
1 5 1