The amount of money Karen will have in her savings account after 15 weeks can be determined using the expression below: d + 15x
where d represents the dollar amount currently in the account, and x represents the dollar amount Karen will add to the account each week.
If Karen currently has $20 in the account and adds $3 to it each week, how much should Karen have in the account after 15 weeks?
A)S38
B) $65
C) S105
D) $303