1.1.6 Question Help Consider the accompanying matrix as the augmented matrix of a linear system. State in words the next two elementary row operations that should the system. performed in the process...

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Extracted text: 1.1.6 Question Help Consider the accompanying matrix as the augmented matrix of a linear system. State in words the next two elementary row operations that should the system. performed in the process of solving 1 - 5 5 0 -1 2 -6 0 1 3 - 4 3 6 - 3 What should be the first elementary row operation performed? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. Scale row 1 by- (Type an integer or a simplified fraction.) O B. Replace row 2 by its sum with times row 4 (Type an integer or a simplified fraction.) OC. Interchange row 3 and row 2. O D. Replace row 4 by its sum with times row 3. (Type an integer or a simplified fraction.)