Question: 8. Perform each row operation on the given augmented matrix. (5 pts) 1 1 1 6 2 1 3 3 3 2 2 5 R2

8. Perform each row operation on the given augmented matrix. (5 pts) 1 1 1 6 2 1 3 3 3 2 2 5 R2 = 2n + r2 followed by R3 = -3n + r3 9. Marlon has $12,000 to invest. He decides to place some of the money into a savings account paying 2% annual interest, some in Treasury bonds paying 4% annual interest and some in a mutual fund paying 9% annual interest. Marlon would like to earn $440 per year in income. In addition, Marlon wants his investment in the savings account to be $4,000 more than the amount in Treasury bonds. How much should Marlon invest in each investment category? (10 pts)

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