Find the unknown number in the proportion. Write your answer as a whole number or a mixed number if possible.
= 
A. x = 
B. x = 
C. x = 
D. x = 
Answer: D
Mathematics
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Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The lines 
, 
, and 
A. 
B. 
C. 
D. 
Mathematics
Use the following table of exchange rates to solve the problem. Round your answer when appropriate. 
You return from a trip with 3700 Japanese yen. How much are your yen worth in dollars?
A. $2803.12 B. $290.64 C. $44.40 D. $308,321
Mathematics
Solve the equation.ex - 1 = 
x + 4
A. 
B. 
C. 
D. 
Mathematics
Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.
? 2
A. (-3, 6]
B. [-6, -3)
C. (-?, -3) or [0, ?)
D. (-?, -6] or (-3, ?)
Mathematics