Solve the problem.Find the relative frequencies of these numbers:19, 20, 24, 25, 29,19, 20, 25, 29, 20.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Express as a single logarithm.logx18 - logx3
A. logx15
B. 
C. logx6
D. logx54
Mathematics
Simplify.-(-79)
A. 79 B. -78 C. -79 D. -1
Mathematics
Answer the question.When using the substitution or elimination method to solve a system of two equations, you end up with an equation stating 
What does this indicate to you about the system of equations?
What will be an ideal response?
Mathematics
Write the linear system as a matrix equation in the form AX = B, where A is the coefficient matrix and B is the constant matrix. 2x + 9y + 8z = 24-2x + 9y + 4z = -12-2x + 2y - 2z = -22
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Mathematics