To help the environment and make some extra money, Steven takes his empty cans to the Cash Not Trash recycling shop. The shop pays cash based on the total weight of the cans Steven brings in for recycling. There is a proportional relationship between the weight (in pounds) of the cans Steven brings into the shop, x, and the amount (in dollars) the shop pays Steven, y.
Last month, Steven brought 2 pounds of cans into the shop and was paid $1. Write the equation for the relationship between x and y.
y=