Twon lines have the same slope but different y-intercepts. what kind of lines are they ?

Write a speech about a current practice - anything people commonly do in society today - that you think the people of the future will see as a form of discrimination. what are some practices that are legal today that you think limit people's rights? do you yourself feel you're being treated unfairly? you'll support your ideas with evidence you find through research. you'll also enhance your speech with audio or video.