19 points Solve for c. 5/4c+12=2

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

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?