FINANCE Sheila plans to invest $2000 or less in two different accounts. The low risk account pays 3% annual simple interest, and the high risk account pays 12% annual simple interest. Sheila wants to make at last $150 in interest this year. a. On a separate sheet of paper, define the variables, then write and graph a system of inequalities to show how Sheila can split her investment between the accounts. b. Explain why your graph for this situation is restricted to Quadrant I. Because Sheila cannot invest a positive amount of money, the graph is limited to Select Choice | values of x and y.