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a store charges 25 cents for each ruler and 5 cents for each penicl that it sells. if sarah bought r, rulers and p penicls from the store, which of the following repersents the amount, in cents, that the store charged her?

Respuesta :

Answer:

Total=(0.25(p))+(0.05(r))

replace the letter value with the # of items and solve using equation

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