Braxton loves to download new music. he originally had 41 songs but plans to purchase 4 new songs each week. he wants to know how many songs he will have after 110 weeks. which equation should he use?

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.