Independent Practice
Name ____________________
PA.A.2.2 Identify, describe, and analyze linear relationships between two variables.
Analyze the relationship of the two variables in the given scenario and answer the following questions. Jeffrey’s mom wants to keep track of Jeffrey’s account balance for lunch at school. The equation B = 50 – 10 w represents the balance, in dollars, Jeffrey has remaining on his account after w weeks. 1. Using the equation, make a table representing the relationship between the number of weeks and the total amount of money saved, and then graph your data.
Number of Weeks (w)
Account Balance (in dollars, B)
Jeffery's Balance
0 10 20 30 40 50 60
0
1
2
3
4
5
Numbers of Weeks ( w )
2. What is the dependent and independent variable in this scenario?
________________________________________________________________
3. What does the 50 represent in the given equation? ________________________________________________________________ 4. How does the account balance change in relation to the number of weeks? ________________________________________________________________
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