Solve the equation.-8x - 8x = -112
A. x = 7
B. x = -96
C. x = 8
D. x = -7
Answer: A
Mathematics
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MonthWhat were the total sales for 2010?
A. $578,000 B. $764,000 C. $72,000 D. $60,000
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Solve the problem.A twenty-five foot ladder just reaches the top of a house and forms an angle of 41.5° with the wall of the house. How tall is the house? Round your answer to the nearest 0.1 foot.
A. 19 ft B. 18.7 ft C. 18.8 ft D. 18.6 ft
Mathematics
Multiply. Write the result in the form a + bi.(6 + 
) (3 + 
)
A. 4 - 9
i
B. (18 - 
)+ (6
+ 3 
)i
C. 32 + 126i
D. (18 + 
)- 32i
Mathematics
Solve the equation f(x) = 0 analytically and then use the graph of y = f(x) to solve the inequalities f(x) < 0 and 
f(x) = (2)3x - 8x + 2
A. {3}; (-?, 3); [3, ?) B. ?; (-?, ?); ? C. ?; ?; (-?, ?) D. {3}; [3, ?); (-?, 3)
Mathematics