There's a huge sale at the grocery store, so Kamal stocks up on his favorite breakfast cereal, Frosted Crunchy Bunches. As he puts the cereal boxes on a shelf in his pantry, he wonders if he has enough shelf space. There is a proportional relationship between the number of cereal boxes Kamal stores on his pantry shelf, x, and the amount of shelf space (in inches) the boxes take up, y.
x (boxes) y (inches)
2 6
3 9
5 15
6 18
Write an equation for the relationship between x and y. Simplify any fractions.
y=