Darnell began with $85 in his savings account. Each week he saves an additional $15. The expression 15w+85 represents how much Darnell has saved after w weeks. Missy saves the same amount as Darnell each week but began with $30 more in her account. If they opened their accounts at the same time, which expression represents the total amount saved by Darnell and Missy after w weeks?