{x=3-y, {y=корень(x^2-6x+9-2)

Question

{x=3-y,
{y=корень(x^2-6x+9-2)

Answer 1

{x=3-y,
{y=√(x²-6x+9-2)
х=3-√(x²-6x+7)
√(x²-6x+7)=3-x
ОДЗ
3-x≥0
x≤3

(√(x²-6x+7))²=(3-x)²
x²-6x+7=9-6x+x²
7=9 - неверно => решений нет