dervatche
dervatche
13-07-2015
Mathematics
contestada
Solve the system. y=x+2, y=-x+0.
Respuesta :
LordZera
LordZera
13-07-2015
Subsitute:
x+2 = -x
2x = -2
x = -1
Substitute back:
y= -x = 1
Answer Link
Panoyin
Panoyin
14-07-2015
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)
Answer Link
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