Find the value of the expression.- 
- 
A. -19
B. -23
C. 23
D. 19
Answer: B
Mathematics
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Find the solution set of the system.
?
?
A. ?
B. ?
C. ?
D. ?
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Express in terms of sums and differences of logarithms.log 
A. (log x)9 + log z - (log y)3 B. 9 log x + log z - 3 log y C. 9 log x ? log z - 3 log y D. log (9x + z) - 3 log y
Mathematics
Sketch the graph of the line by locating the second point with the rise-and-run method.Through (0, 3), m = -6
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the missing length in the similar triangles.
A. x = 12 B. x = 9 C. x = 3 D. x = 6
Mathematics