Candice bought 4 notebooks that each cost the same amount. She paid with a $20 bill and received $10.32 in change. Write an equation that can be used to find x, the cost of each notebook.

Can you simplify 4/7? 24 points will be awarded!

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.