Last year Tammy had $4,500 to invest in two savings accounts. One account earns 7% simple annual interest, and the other account
earns 6% simple annual interest. At the end of the year, Tammy had earned a total of $290 in interest from the two savings accounts. Part A Write a system of two equations that could be used to find the amount of money invested in each account. Let x represent the amount invested at 7%, and let y represent the amount invested at 6%. Part B Solve the system of equations. How much did Tammy have invested at each rate?
