X = 112
See attachment file below.
Hope it helped!
You gave no options but the simplest way to solve this is to set it equal to all of the answers to see if it is correct.
Answer:
A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such as printing). The one-time fixed costs will amount to $17,750 . The variable costs will be $12.75 per book.
Step-by-step explanation: