Mathematics, 18.01.2021 22:00 Kwasi214

Enrique uses a gift card to buy coffee at a coffee shop. The initial value of the gift card is $20. The function n=20-2.75c represents the amount of money still left on the gift card n after c cups of coffee are bought. Find the zero of this function. Describe what this means in context

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Enrique uses a gift card to buy coffee at a coffee shop. The initial value of the gift card is $20....