Brett has a $30 online gift card. He plans to buy as many books as he can. The cost of each book is $4. There is also a single shipping char

Question

Brett has a $30 online gift card. He plans to buy as many books as he can. The cost of each book is $4. There is also a single shipping charge of $2. Write an inequality to show how to find the maximum number of books can he afford without spending more than his gift card.

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RI SƠ 5 years 2021-07-20T19:30:45+00:00 1 Answers 21 views 0

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  1. Maris
    0
    2021-07-20T19:32:09+00:00
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    Let x equal the number of books:
    30 ≥ 4x+2

    You don’t want to spend more than $30, so you want to spend as close to $30 as possible, or equal it.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )