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
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