Solve.
+ 5 = 7
A. {-7}
B. {-7, 7}
C. {2}
D. {-2, 2}
Answer: D
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Solve and simplify.p + 
= 
A. p = 
B. p = 
C. p = 
D. p = 
Find the asymptotes of the hyperbola.6x2 - y2 - 48x + 6y - 129 = 0
A. y - 3 = 6(x - 4), y - 3 = -6(x - 4)
B. y - 3 = 
(x - 4), y - 3 = -
(x - 4)
C. y - 4 = 
(x - 3), y - 4 = -
(x - 3)
D. y - 3 = 
(x - 4), y - 3 = - 
(x - 4)
Solve the linear programming problem.Mrs. White wants to crochet beach hats and baby afghans for a church fund-raising bazaar. She needs 7 hours to make a hat and 2 hours to make an afghan and she has 48 hours available. She wants to make no more than 14 items and no more than 12 afghans. The bazaar will sell the hats for $14 each and the afghans for $7 each. How many of each should she make to maximize the income for the bazaar? What is the maximum income?
A. 4 hats, 10 afghans, $126 B. 12 hats, 2 afghans, $182 C. 6 hats, 8 afghans, $140 D. 10 hats, 4 afghans, $168
Write the number in scientific notation.790,000
A. 7.9 × 106 B. 7.9 × 10-6 C. 7.9 × 105 D. 7.9 × 10-5