(3 - x)(3+x)+(x-2)^2 = -4y + 2y + 1
2x + y = 4
3^2 - x^2 + x^2 -4x + 4 = -4y +2 y +1
9 - 4x + 4 = -2y +1
-4x + 2y = -12
2x + y = 4 | * 2
4x +2y = 8
-----------------
4y = -4 || : 4
y = -1
2x - 1 = 4
2x = 5 || : 2
x = 2,5
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(3 - x)(3+x)+(x-2)^2 = -4y + 2y + 1
2x + y = 4
3^2 - x^2 + x^2 -4x + 4 = -4y +2 y +1
2x + y = 4
9 - 4x + 4 = -2y +1
2x + y = 4
-4x + 2y = -12
2x + y = 4 | * 2
-4x + 2y = -12
4x +2y = 8
-----------------
4y = -4 || : 4
y = -1
y = -1
2x - 1 = 4
y = -1
2x = 5 || : 2
y = -1
x = 2,5