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21 September, 22:45

Hamid published a book of poems. He sold 35 copies in the first week for $10 per copy. He wanted to increase the price of each book to increase his revenue l. He found out that for every 50 cent increase, x in the price per copy the average number of books he sold decreased by 2 per week use this information to create expressions that model the number of books he sold and the revenue he got

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  1. 21 September, 22:54
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    Step-by-step explanation:

    $350 + 10 + 0.5 (x-2)
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