Solve the system of equations.
A. x = z + 3
y = 3z + 1
z = any real number
B. x = 3z + 1
y = z - 3
z = any real number
C. x = -3 - z
y = 3z + 1
z = any real number
D. inconsistent (no solution)
Answer: C
Mathematics
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A. 1
B. 5
C. 
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A. 
B. 
C. - 
D. - 
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A. 54,575 B. 48,575 C. 48,569 D. 48,469
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Factor completely. If a polynomial cannot be factored, say it is prime.z2 - 16
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