Which equation describes the relation indicated by the table? Image of a table showing the value of y based on the value of x. When x equals negative 2, y equals 3 . . . x equals 0, y equals 2 . . . x equals 4, y equals 0 . . . and x equals 6, y equals negative 1.

Last year, laura had $30,000 to invest. she invested some of it in an account that paid 7% simple interest per year, and she invested the rest in an account that paid 8% simple interest per year. after one year, she received a total of $2230 in interest. how much did she invest in each account?