👤

Afla numerele a si b , stiind ca: 2a+b=939.892; a+b=570.008

Răspuns :

2a+b=939.892
a+b=570.008
b=
570.008 -a
2a+
570.008 -a=939.892
a=939.892-570.008
a=369.884

2a+b=939.892
b=939.892- 2a
b=939.892- 2*369.884
b=200.124