Solve using matrices.   4x−y−8z=2 3x+y−z=9 8x+y−7z=10       Question content area bottom Part 1 Select the correct choice below​ and, if​ necessary, fill in the answer boxes to complete your choice.     A. This system has exactly one solution. The solution is enter your response here,enter your response here,enter your response here. ​(Type an exact answer in simplified​ form.)   B. This system has infinitely many solutions of the form 4 x minus y,enter your response here,z​, where z is any real number. ​(Type expressions using z as the​ variable.)   C. This system has no solution.

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