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 n x 1 matrix b, the system of equations Ax = b has exactly one solution, namely, x = A-1b. x1 + x2 = 2 4x1 + 5x2 = 9 x1 = x2 =
Show transcribed image text 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 n x 1 matrix b, the system of equations Ax = b has exactly one solution, namely, x = A-1b. x1 + x2 = 2 4x1 + 5x2 = 9 x1 = x2 =