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You go to store by sneaker have coupon $15 off Write a function f(d) that models thos discount on item that cost d dollars

Respuesta :

Answer:

f(d) = d-15

Step-by-step explanation:

$15 off a certain amount allows you to subtract the $15 from the total, making your new cost d-15. this makes the function (f(d)) equal to d-15

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