What are the factored forms of the following expression?
d^2 - 12d + 32

A. (d - 4) (d - 8)
B. (d - 4) (d + 8)
C. (d + 4) (d - 8)
D. (d + 4) (d + 8)

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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?