Solve the system.x - z = 2y + z = 8x + z = 9
A. 
B. {(2, 8, 0)}
C. {(11, 9, 7)}
D. 
Answer: D
Mathematics
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Write the fraction in decimal notation.
A. 
B. 
C. 
D. 
Mathematics
In an RC series circuit, R = 4.3 Kê and Z = 8.2 Kê, solve for xc.
a. 12.5 Kê b. 4.1 Kê c. 7 Kê d. 17.1 Kê
Mathematics
Divide and simplify.
A. -4 + 28n
B. -4 + 
C. -4 + 4n
D. 5 + 
Mathematics
Solve the problem.The weight that a horizontal beam can support varies inversely as the length of the beam. Suppose that a 10-m beam can support 720 kg. How many kilograms can a 2-m beam support?
A. 0.0003 kg B. 36 kg C. 3600 kg D. 0.0278 kg
Mathematics