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Rafael purchased n notebooks. They were 5 dollars each. Write an equation to represent the total cost c that Rafael paid.

Question

Rafael purchased n notebooks. They were 5 dollars each. Write an equation to represent the total cost c that Rafael paid.

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Solution

The total cost (c) that Rafael paid for the notebooks can be represented by the equation:

c = 5n

Here, n represents the number of notebooks Rafael purchased and 5 is the cost of each notebook. The total cost is the product of the number of notebooks and the cost of each notebook.

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