Question

Y-7x=3y^2-6yx-x^2=-9

Answer 1

Ответ:

x=-1, -3
y=-4, -18

Объяснение:

Answer 2

The equation you provided seems to have multiple equal signs, which makes it unclear how the equation is structured. An equation typically has only one equal sign. Please clarify the equation by separating the different parts or providing additional information.