The graph given shows the cost of sandwiches at a sandwich shop.
In the graph, y represents the cost of sandwiches and x represents the number of sandwiches sold. Which equation describes the proportional relationship between the cost of sandwiches and the number of sandwiches sold?
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1 answer
The equation that describes the proportional relationship between the cost of sandwiches and the number of sandwiches sold is y = kx, where k is the constant of proportionality. However, the equation is not given in any of the options provided.