Hlp meh pls

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

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?

What is always true about a positive integer raised to a negative odd power?