Solve the system, if possible. 
A) x = 9, y = -6, z = 6
B) x = 1, y = 8, z = -6
C) x = -1, y = -8, z = 6
D) x = 9, y = 1, z = 6
E) no solution; inconsistent system
Correct Answer:
Verified
Q6: Solve the system by substitution, if possible.
Q7: Solve the system, if possible. 
Q8: Solve the system using Gaussian elimination.
Q9: Solve the system by substitution, if possible.
Q10: Solve the system by Gauss - Jordan
Q12: Find A - B. Q13: Find the inverse of the matrix. Q14: Determine which ordered pair is a solution Q15: Solve the system, if possible. Q16: Find the product.
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