Algebra-1

To find out how many books need to be removed so that the number of books on the shelf is fewer than 70, we can set up the inequality.

Let x represent the number of books that need to be removed.

The current number of books on the shelf is 85, so we want the remaining number of books to be fewer than 70, the inequality is: 85 - x < 70.

Then, solve for x:

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