For the three-part question that follows, provide your answer to each part in the given workspace. Identify each part with a coordinating response. Be sure to clearly label each part of your response as Part A, Part B, and Part C. An electrician charges $50 for the first hour and $5.50 for each additional hour.

Part A: Write an equation to represent the amount the electrician will earn, where represents the number of hours worked and represents the total amount earned (in dollars).

Part B: Solve the equation for when . Show all work.

Part C: Write the answer for Part B as an ordered pair. Explain the meaning of the ordered pair.