Add or subtract, if possible. Assume that all variables represent non-negative values. Simplify your answer. 
- 
A. 7x
B. -5x
C. -5x
D. -5
Answer: C
Mathematics
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For an election with four candidates (A, B, C, and D) we have the following preference schedule:
Using the plurality-with-elimination method, which candidate wins the election?
A. A B. B C. C D. D E. none of these
Mathematics
Evaluate the function.Q(x) = -5x2 + 5x - 9; Q
A. 
B. - 
C. - 
D. 
Mathematics
Find the exact value of the expression.
A. - 
B. - 
C. -2
D. -
Mathematics
Find the slope of the line that goes through the given points.(-9, 5), (8, -2)
A. - 3
B. 
C. - 
D. - 
Mathematics