ответ: (x, y) = (10/3, 1/3)
Объяснение:
{x-y=3
{y=7-2x
x-(7-2x)=3
x=10/3
y=7-2* 10/3
y= 1/3
(x, y) = (10/3, 1/3)
ответ: (x, y) = (10/3, 1/3)
Объяснение:
{x-y=3
{y=7-2x
x-(7-2x)=3
x=10/3
y=7-2* 10/3
y= 1/3
(x, y) = (10/3, 1/3)