At a restaurant, the bill comes to $80. if you decide to leave a 19% tip, how much is the tip? write answer to the nearest cent

What is the binomial expansion of (2x-3)^5

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

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?