What is the maximum number of turns in the graph of f(x)=2x^3-2x^2+7x-25 ?

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?