Respuesta :
y = x + 2
y = -x
x + 2 = -x
- x - x
2 = -2x
-2 -2
-1 = x
y = x + 2
y = -1 + 2
y = 1
(x, y) = (-1, 1)
y = -x
x + 2 = -x
- x - x
2 = -2x
-2 -2
-1 = x
y = x + 2
y = -1 + 2
y = 1
(x, y) = (-1, 1)