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 Topic: row operations
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 Augmented matrix: independent, dependent, or inconsistent? 2009-02-23 From Anna:Perform row operations on the augmented matrix as far as necessary to determine whether the system is independent, dependent, or inconsistent. x + y + z = 11 x - y + 3z = 5 2x + 2y + 2z = 15Answered by Harley Weston. Using the augmented matrix 2008-10-17 From Karlena:I am supposed to write the augmented matrix of the system and use the matrix method to solve the system. I must show my work algebraically x+y+2z=30 2x+3y+2z=53 x+2y+3z=47Answered by Harley Weston. An augmented matrix 2007-11-29 From Beth:I am having troubles fiinding this augnmented matrix. I know how to do it but everytime i do it it get a different answer and its not the right answer. Could you help me to make sure I do it right? Here is the problem: 4x - 3y = 5 2x +9y = 6Answered by Harley Weston. An augmented matrix 2002-04-20 From A student:Hi my math teacher asked us to solve an augmented matrix. I am in twelfth grade and need help. The book we are working on is college algebra. Here it is a+2b+c=0 2a+5b+4c=-1 a-b-9c=-5 Answered by Penny Nom.

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