Question: Use the command rref ( ) to place the augmented matrix in reduced row echelon form to solve for x . Store the final results

Use the command rref()to place the augmented matrix in reduced row echelon form to solve for x. Store the final results of x1 x2 x3 in an array (or vector) called x.-1
Another way to solve the above system is to apply the following formula, where A is the inverse matrix of A

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