Răspuns :
gai+gas+c=?
gas+c=12
gai+c=16
gai+gas=22
2gas+2gai+2c=12+16+22
=50/2
=25
1.Cate gaini sunt?
25-12=13
2.Cate curci sunt?
16-13=3
3.Cate gaste sunt?
12-3=9
gas+c=12
gai+c=16
gai+gas=22
2gas+2gai+2c=12+16+22
=50/2
=25
1.Cate gaini sunt?
25-12=13
2.Cate curci sunt?
16-13=3
3.Cate gaste sunt?
12-3=9
gaste +curci=12
gaste+gaini=22
gaini+curci=16
Adunam:
2 gaste+2 curci+2 gaini=50:2
gaste+curci+gaini=25
curci=13
gaste=9
gaini=3.
gaste+gaini=22
gaini+curci=16
Adunam:
2 gaste+2 curci+2 gaini=50:2
gaste+curci+gaini=25
curci=13
gaste=9
gaini=3.