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5. A t-shirt shop is running a special. The first shirt costs $15, but each additional shirt is cheaper. The

cost, c, for n t-shirts is given by the equation: c=15+9(n-1).
a) What is the cost to purchase 3 t-shirts?

User Fge
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1 Answer

4 votes

Answer:

33, thirty three

Explanation:

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User Solomon Vimal
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