Tyler works in retail where she earns $10.50 per hour. She also earn $15 for every new credit account she gets customer to open and she gets a weekly stipend of $50 for clothing. Tyler knows her weekly earnings can be shown with the following expression Part A: Identify a coefficient, a variable, and a constant in this expression Part B: If Tyler works for 37 hours and open 12 new credit account, how much does she earn? Show you work to receive full credit Part C: If Tyler gets a raise and begins earning $11.25 per hour, would the coefficient, variable or constant in the expression change? Why?