vendor of hot dogs at school ball games profits $100 on the sale of 300 hot dogs and $130 on the sale of 360 hot dogs. Assume a linear relationship between profit and the quantity x of hot dogs. a. Find the equation that illustrates the relationship between the profits earned and the number of hot dogs sold. b. What does the slope of the line tell us? C. How many hot dogs would need to be sold in order to break even?

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