6. John has $250 in his bank account. He plans to save $20 per week. a. Write an algebraic expression to represent the amount in his account after
x weeks.

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x