Question: Answer the questions. When you have finished, submit this test to your teacher by the due date for full credit. Total score: of 12 points

12 points (Score for Question 1: _of 4 points) 1. Write a

matrix representing the system of equations x+ 2y+z=5 2x - y+2z =15

3x+ y-z=8 Solve the system by transforming your matrix into reduced row

Answer the questions. When you have finished, submit this test to your teacher by the due date for full credit. Total score: of 12 points (Score for Question 1: _of 4 points) 1. Write a matrix representing the system of equations x+ 2y+z=5 2x - y+2z =15 3x+ y-z=8 Solve the system by transforming your matrix into reduced row echelon form. State the solution as an ordered triple. Answer:\fPre-Calculus/Trigonometry | Graded Assignment | Semester A Unit 2 Exam, Part 2 (Score for Question 3: _of 5 points) 3. Solve the system of equations by forming a matrix equation. State your answer as an ordered pair. x + 2y=-7 -3x - 5y= 23

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