The lengths of the sides of an equilateral triangle are 3x + 1, y + 2 and 2y - x determine x and y​

Which of the following tables represents exponential functions?

X2 + y 2 = 36 x + y = 6 solve the system of equations.

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?