They are parallel lines with a vertical separation of 1.
They are parallel lines.
neither
parallel
The lines are parallel, but not the same.
They are parallel.
They are parallel lines
parallel
They are parallel lines.
They are straight lines.
They are parallel lines.
neither
2x1 = 2x
parallel
The lines are parallel, but not the same.
If: 12 = 2y+x then y = -1/2x+6 So: y = 2x+4 and y = -1/2x+6 which means that they are perpendicular lines
They are parallel.
Yes, they're parallel lines. Both slopes are 2.