The table shows the number of slices of pepperoni pizza and of supreme pizza sold by a food truck on two separate days. It also shows the dollar amount taken in each day.

Pepperoni Supreme Total
Day 1 500 620 $3,730
Day 2 500 430 $2,970
What is the cost of a slice of pepperoni pizza, and what is the cost of a slice of supreme pizza?

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