Question

a+b+c=90 a+b=57 a+c=51​

Answer 1

a+b+c=90

a+b=57

Inlocuim si observam ca avem

c+57=90=>c=33

a+b+c=90

a+c=51

Inlocuim si observam ca avem

b+51=90=> b=90-51=39

a=90-39-33=18

Deci a=18,b=39 si c=33

Sper ca am facut corect