Fart Bending Anthem Plays

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?

Having a hard time understanding this question (see attachment).

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re