2x+2((2,-8) (-4,2)) = ((4,-6) (2,-8)) Help!

Answer 1

2x = ((4,-6) (2,-8)) - 2((2,-8) (-4,2))
2x = ((4,-6) (2,-8)) - ((4,-16) (-8,4))
2x = ((0,10) (10,-12))
x = ((0,5) (5,-6))