human
For a given input find the output of a function machine Cally wants to use the function machine below to solve this problem:

I think of a number, double it, subtract 5, and the answer is \( 23 \).

Which of the following should replace the star? ![A function machine with 4 rectangles in a row, joined by arrows pointing from left to right. The first rectangle on the left is empty and has "input" written above it. The next 2 rectangles are empty and the final rectangle on the right has a purple star inside it and has "output" written above it.]() \( n \)
gpt
When using a function machine, confuses the input and the output.