Audrey left her house at time zero and drove for 2 minutes to the store, at a speed of 2
 blocks per minute. Then she stopped and went into the store for 7 minutes. From
 there, she drove in the same direction at a speed of 1 blocks per minute until she got
 to the bank, which is 2 blocks away from the store. She stopped at the bank for 3
 minutes. Then she drove home at a speed of 3 blocks every minute. Make a graph of
 showing the number of blocks away from home that Audrey is x minutes after she
 leaves her house, until she gets back home.