25 points for whoever answers all of these
At a party, everyone shook hands with everybody else. There were 66 handshakes. How many people were at the party?
Use the interactive graphing tool to plot the ordered pairs.

(-2,0), (-1, -3), (0, -4), (1, -3), (2, 0)

Using your graph, how many points lie on the x-axis?
0
1
2
3


this is for a certain person to answer