Question

4y-x=0
(x-3)²-(x+1)²=(y-1)²-(y+3)²​

Answer 1

Ответ:

x=8/3; y=2/3

Объяснение:

4y-x=0

x=4y

(x-3)²-(x+1)²=(y-1)²-(y+3)²

x²-6x+9-x²-2x-1=y²-2y+1-y²-6y-9

-8x+8=-8y-8

-x+1=-y-1

x-y=2

4y-y=2

3y=2

y=2/3

x=4•2/3=8/3