Lesson 3.6 Quiz - 4.5% each. The income after one year was...

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Lesson 6 Quiz Linear Systems Results of the quiz. 1. Use elimination to find the solution of the system . CORRECT: (–1, 3, 2) 2. The figure below represents a system of equations in three variables. Which statement about this system of equations is true? CORRECT: The solution of the system is one point. 3. Solve the system . CORRECT: (1, 5, –2) 4. A company placed $500,000 in three different accounts. It placed one account in short–term notes paying 5.5% per year, three times as much in government bonds paying 7% per year, and the rest in utility bonds paying
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Unformatted text preview: 4.5% each. The income after one year was $31,000. Let x represent the amount of money invested in short term notes, let y represent the amount invested in government bonds, and let z represent the amount invested in utility bonds. Then, choose the system of equations that can you use to determine how much money was placed in each account. INCORRECT: CORRECT: 5. Solve the system by elimination. CORRECT: (4, 6, 3)...
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Lesson 3.6 Quiz - 4.5% each. The income after one year was...

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