Question

A+b+c=80. Stiind ca b+c=64 si a+c=46, afla cele trei numere

Answer 1

a=80-64

a=16

b=80-46

b=34

c=80-(34+16)

c=80-50

c=30

Answer 2

A=16 B=34 C=30 80-64=16=A 80-46=34=B 80-(34+16)=30=C