Question: Solve the system by inverting the coefficient matrix and using the following theorem: If A is an invertible n x n matrix, then for

Solve the system by inverting the coefficient matrix and using the following theorem: If A is an invertible n x n matrix, then for each nx 1 matrix b, the system of equations Ax = b has exactly one solution, namely, x = A-b. x + x = 4 5x + 6x = 9 X = X

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