Respuesta :
-1=-x+2
first you need to get x by itself so you are going to move it to the other side. the way you do this is by subtracting 2.
-3=-x
then you need to divide out a negative 1
x=3
-1=-x+2
first you need to get x by itself so you are going to move it to the other side. the way you do this is by subtracting 2.
-3=-x
then you need to divide out a negative 1
x=3