Which of the following equations represent the same line?
3x−6y=123x - 6y = 123x−6y=12 and x−2y=4x - 2y = 4x−2y=4
2x+3y=52x + 3y = 52x+3y=5 and 4x+6y=114x + 6y = 114x+6y=11
y=12x+3y = \frac{1}{2}x + 3y=21x+3 and 2y=x+62y = x + 62y=x+6
x+y=5x + y = 5x+y=5 and x+y=−5x + y = -5x+y=−5