Add or subtract, if possible. Assume that all variables represent non-negative values. Simplify your answer. 6 
- 8
+ 9 
+ 2
A. 9
B. 15 
- 6
C. 15 
- 6
D. 15 
- 6
Answer: C
Mathematics
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Find the equilibrium vector for the transition matrix.
Round the numbers in your answer to the nearest thousandth.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.2x2 = 3x + 5
A. x = 
, x = 1
B. x = 
, x = -1
C. x = 
, x = -1
D. x = 
, x = 0
Mathematics
Factor completely, or state that the polynomial is prime.8x2 - 50
A. 2(2x + 5)(2x - 5) B. prime C. 2(2x + 5)2 D. 2(2x - 5)2
Mathematics
Estimate. Choose a rounding digit that gives one or two nonzero digits.23 × 54
A. 1000 B. 2000 C. 10 D. 100
Mathematics