Use the intersect method to solve the equation. x^2-7=-x^2=1

Charlie is a car salesman he earns $800 plus a 9% commission on all of her sales for the week if charlie receive the payment for $1960 this week how much where is total sales

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

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