Solve the system.3x + 2y + z = 42x - 3y - z = 55x + 12y + 5z = 2
A. Infinitely many solutions
B. No solution
C. (-4, 5, -2)
D. (4, 5, 2)
Answer: A
Mathematics
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Perform the indicated operations.6[-7 + 7(-4 + 3)]
A. -4 B. -84 C. -0 D. -49
Mathematics
Solve the problem using the information given in the table and the retail inventory method. Round dollar amounts to the nearest cent.Find the cost ratio, rounded to the nearest hundredth. 
A. 1.43 B. 0.86 C. 0.07 D. 0.70
Mathematics
Provide an appropriate response.Use properties of the graph of f(x) = cos x to explain why 
What will be an ideal response?
Mathematics
Find the LCM of the set of numbers.2, 7, 16
A. 224 B. 14 C. 112 D. 16
Mathematics