Question

Daca m+p+n=3023, n-m=1 si n-p=12, atunci afla m,n, p?

Answer 1

n-p=12     -p=12-n   p=n-12
n-m=1      -m=1-n     m=n-1
m+p+n=3023
n-1+n-12+n=3023
3n=3023+13
n=3036:3
n=1012
p=1012-12=1000
m=n-1=1012-1=1011