Find the solution set of the linear system. Identify inconsistent systems and dependent equations. For dependent equations, write your answer as an ordered triple in terms of z.
A. {(-2, -1, 9)}
B. {(2, -1, 9)}
C. {(2, -1, -9)}
D. {(-2, -1, -9)}
Answer: A
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A. > B. < C. =
Find the length of the missing side for the given pair of similar figures. 
A. 5 yd B. 12 yd C. 3 yd D. 6 yd
Refer to the following graphs to determine an appropriate response.Graph AGraph B 
? Graph CGraph D 
Which is not the graph of a function? What is its equation?
A. graph D; y = [[x]]
B. graph B; x = y2
C. graph C; y = 
D. graph A; y = x
Use a system of linear equations to solve the problem.The manager of a candy shop sells chocolate covered peanuts for $8 per pound and chocolate covered cashews for $14 per pound. The manager wishes to make a 75-pound 
mixture that will sell for $12 per pound. How many pounds of each should be used?
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