The cost of a book is $x what is the expression in terms of x for the number of these books which are bought for $40

In x dollars,

number of book that can be bought = 1

So, In 1 dollar,

number of books that can be bought = 1/x

Hence in 40 dollars,

number of books that can be bought = 40/x

40/x

Step-by-step explanation:

The cost of 1 book is $X.

You bought (?) books for $40.

If you want to know how many books you bought, divide the total cost of books ($40) by the cost of 1 book ($X).

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