Respuesta :
x=-1
sorry, cant write it as an equation at the moment,but hopefully this helps

So the equation for axis of symmetry is -b/2a
X = -(-2)/2(-1)
X = 2/-2
X = -1
x=-1
sorry, cant write it as an equation at the moment,but hopefully this helps
So the equation for axis of symmetry is -b/2a
X = -(-2)/2(-1)
X = 2/-2
X = -1