Simplify the expression.8k + 2(5 - 5k)
A. -2k + 10
B. 2k - 10
C. 3k + 10
D. 18k - 10
Answer: A
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Find the standard-form equation of the hyperbola centered at the origin which satisfies the given conditions.Vertices at (0, 2) and (0, -2); foci at (0, 3) and (0, -3)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Find an equation of the line representing the given data. Write the equation in slope-intercept form, unless otherwise indicated.A house was purchased for $89,000. After 9 years the value of the house was 
Let y be the value in x years.
A. y = 9x + 89,000 B. y = 6000x C. y = 6000x + 89,000 D. y = 143,000
Provide an appropriate response.The table shows the number of pupils per teacher in selected counties in a certain state. 
Which counties have a figure greater than 14.7?
A. Addison, Branson, Cumberland, Kendall B. Addison, Cumberland, Kendall C. Addison, Branson, Cumberland D. Addison, Cumberland, Dixson, Kendall
Evaluate the expression.
A. 8593 B. 8568 C. 8583 D. 8540