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Andra56789
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a+b+c=390. a+b=245. b+c=279 DAU COROANA!

Răspuns :

MadalinaMadutaa
a+b+c=390
a+b=245
245+c=390
c=390-245
c=145

a+279=390
a=390-279
a=111

a+b=245
111+b=245
b=245-111
b=134

Proba:
a+b+c=390
111+134+145=390
Leila1231
a+b+c=390
a+b=245

245+c=390
c=390-245
c=145


a+279=390
a=390-279
a=111



111+b=245
b=245-111
b=134


a=111
b=134
c=145



VERIFICARE :
111+134+145=390
111+134=245
134+145=279



SUCCES ! ☺☺☺






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