A theater has 43 seats in the first row, 47 seats in the second row, 51 seats in the third row, and so on. How many seats are th
2 answers:
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We have to start with a number , compute
, and then use this result as input for
When you give as input to
, it returns
:
Now, simply means that
will return its input plus five.
In this case, the input is , so we have