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The equation d = 22.5n + 27.5 represents the amount of money, in dollars, that Kathryn earns for each sale she makes. The variable n represents the number of items sold, and the variable d represents the total amount of money earned.
What is the number of items Kathryn must sell in order to earn $500?




A)10


B)17


C)21


D)23

Respuesta :

The answer is c. I think not really sure
andramillen

Answer:

The answer is C

Step-by-step explanation:

If you use inverse operations and do 500-27.5=472.5 and ÷ that by 22.5 you will get 21. If you wanted to check it you can do 22.5×21+27.5=500

Hope that helps

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