Write the augmented matrix for the system.4x + 7y = 299x - 2y = 12
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.An election is held among four candidates (A, B, C, and D). Using a voting method we will call X, the winner of the election is candidate A. However, candidate D beats each other candidate in a head to head, pairwise comparison. Based on this information, we can say that voting method X violates the
A. monotonicity criterion. B. Condorcet criterion. C. majority criterion. D. independence of irrelevant alternatives criterion. E. none of these
Factor.x2 + 24x + 144
A. (x + 12)(x - 12) B. (x + 12)2 C. (x - 12)2 D. Not factorable
Determine if the given ordered triple is a solution of the system.(-2, -5, 0) x - y + 2z = 14x+ z = -2 x + 2y + z = -12
A. solution B. not a solution
Perform the operation. Write the answer as a fraction in lowest terms.3
? 4
A. 
B. 
C. 
D. 