Final answer:
Wanda is looking for the best price option to professionally bind her written presentation. The cost for the service includes a flat fee and a charge per page, similar to Aaron's Word Processing Service example. The equation y = 31.50 + 32x represents the total cost based on the number of hours required to complete the job.
Step-by-step explanation:
Wanda wants her written presentation professionally bound and is looking for the best price option. She found a service that charges a flat fee plus a cost per page. In the example provided, Aaron's Word Processing Service charges a one-time fee of $31.50 and an hourly rate of $32. The total cost of the service depends on the number of hours required to complete the job, which can be represented by the equation: y = 31.50 + 32x, where x is the number of hours.