Answer the questions below about Line 1 and Line 2 shown below. [3+(-1)] + 2
3+ [(-1) + 2]

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

How many solutions does the nonlinear system of equations graphed bellow have?

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?