Tina weaver monthly statement and Check register to reconcile her account

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.