Write the augmented matrix for the system of equations. 9x + 5z = 8 6y + 3z = 42 3x + 8y + 2z = 66
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the roots of the equations.
= 
A. 
B. 
C. 56
D. 
Mathematics
Solve the problem.Find the sum of all the integers from 63 to 83.
A. 1387 B. 1470 C. 1533 D. 1450
Mathematics
Follow the order of operations to simplify the expression.
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A. 
B. 
C. 
D. 
Mathematics
Graph the hyperbola.9y2 = 4x2 + 36
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B. 
C. 
D. 
Mathematics