There are 5 people at a party. each person must shake hands once with every other person at the party. how many handshakes does it take to do this?

Combine the information in the problem and the chart using the average balance method to solve the problem.

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Plot the intercepts to graph the equation