A bookstore manager marks down the price of older hardcover books, which originally sell for b dollars, by 52%.
Write an expression for the sale price of the hardcover book.

b-N= new price

Step-by-step explanation:

First to find the new price you would do, b•0.52=N Then you would do, b-N= New price.

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

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step-by-step explanation:

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