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At the gift shop, they sell small greeting cards and large greeting cards. The cost of a small greeting card is $1.70 and the cost of a large greeting card is $4.65. How much would it cost to get 3 small greeting cards and 5 large greeting cards? How much would it cost to get xx small greeting cards and yy large greeting cards?

Respuesta :

C = 1.70x + 4.65y

So it would cost $28.85 to get 3 small greeting cards and 5 large greeting cards.

Because (1.70 * 3) + (4.65 * 5) = 28.85.

It would cost 1.70*xx to get xx greeting cards. And 4.75*yy to get yy greeting cards.

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