A shop charges a fixed delivery fee of 11 taka plus 6 taka for each notebook. If the total cost is 35 taka, how many notebooks were ordered?
Note
Let x be the number of items. The equation is 11 + 6x = 35. Subtract 11: 6x = 24. Divide by 6, so x = 4. The fixed fee is not part of the item count.