Question: Suppose you have solved a lincar system with A as the system matrix. Then show how one can solve the augmented system ( 2 2

Suppose you have solved a lincar system with A as the system matrix. Then show how one can solve the augmented system ( 2 2 ) ( . ) where A is nonsingular and n x n and a, b, and c are vectors, using the solution you have already obtained. Apply your result to solve 2 = (6 15 3 1 )

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