The day daniela starts a new job, she opens a checking account into which she deposits $ 2 , 200 and a savings account into which she deposits $ 800 . each week, daniela is paid $ 1 , 200 , which is directly deposited into her checking account. then, $ 700 of that money is immediately transferred to her savings account. the system of equations models this situation, where y is an account balance, in dollars, x weeks since daniela started working.