# Textbooks

After the check of textbooks found that every 10-th textbook should be withdrawn. Together 58 textbooks were withdrawn.

How many textbooks were in stock before withdrawn, and how many after withdrawn?

before:  580
after:  522

### Step-by-step explanation:

${n}_{2}={n}_{1}-58=522$ Did you find an error or inaccuracy? Feel free to write us. Thank you! Tips to related online calculators
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