or
Every Halloween, trick-or-treaters love going to Ernest's house to see his spooky decorations and get some of his delicious caramel chews. Ernest gives a group of 4 kids a total of 8 caramel chews. He gives a group of 5 kids 10 caramel chews.
In this relationship, x represents the number of kids in a group, and y represents the total number of caramel chews Ernest gives to that group.
Graph two points for this relationship and the line passing through them.