Which could be used to evaluate the expression -6 (4 2/3) ?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

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?

Factor the polynomial. b^2 + 4b + 4