Mentalmath grade 3 $1.00-$0.37

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

Equation for the calculation double 2 and then add 5

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?