Question

решите систему уравнений

Answer 1

4.1.25. у=2х+11=> ( х-1)/2 +(2х+11)/3=2 =>. х/2-0,5+2х/3+11/3=2 => х/3=2+0.5+11/3 =>х=17.5
у=2*17.5+11 у=46