Kathy bought two cds that each cost $14.95 the sales tax rate is 5% about how much did kathy pay in all

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab