Respuesta :

bcalle
When lines have the same slope they are parallel.
When lines have opposite reciprocal slopes, they are perpendicular.

The slope of both of these lines is 1/2, therefore the lines are parallel.
gibbonsjoseph
When lines have the same slope they are parallel.
When lines have opposite reciprocal slopes, they are perpendicular.

The slope of both of these lines is 1/2, therefore the lines are parallel.