To save money, you put $200 in your bank account each week. after saving for 4 weeks, you have $1,700 dollars in your account. which equation models your savings account balance at the end of each week? a. y−4=200(x−1,700) b. y−200=1,700(x−4) c. y−1,700=200(x−4) d. y−1,700=200(x+4)