Solve: 2X = X- 8
How is X removed from the right hand side to the left hand side?
2X -X = X - 8 -X
2X + X = X - 8 + X
2X - X = X - 8 - X
Simplify the left and right hand side of the equation
X = -8
3X = 2X -8
if X = -8 Is 2(-8) = -8 - 8
True
False