Răspunsuri

2014-05-20T21:59:58+03:00
X-Mihai
x+5-Cristi

x+x+5=25
2x=25-5
2x=20
x=10
x+5=10+5=15
2014-05-20T22:00:42+03:00


M ___

C ___+5                                           25

25-5=20 suma partilor egale

20:2=10 kg de cartofi are Mihai

10+5=15 kg de cartofi are Cristi