I need help with this question

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?

Predict which statements are true about the intervals of the continuous function. check all that apply

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read