Write the system of equations associated with the augmented matrix. Do not solve.
A. 9x + 4y + 8z = -2
| 6x | + 7z = | 4 |
| 5x + 2y | = | 2 |
B. 5x + 6y + 9z = -2
| 2x | + 4z = 4 |
| 7y + 8z | = 2 |
C. 9x + 4y + 8z = -2
| 6x | + 7z = 4 |
| 5x | + 2z = 2 |
D. 9x - 4y + 8z = -2
| 6x | + 7z = -4 |
| 5x + 2y | = -2 |
Answer: A
Mathematics
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