Solve the inequality.x + 9 < 14
A. {
x ? 5}
B. {
x ? 5}
C. {
x > 5}
D. {
x < 5}
Answer: D
Mathematics
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Evaluate the expression.-73
A. 21 B. -21 C. -343 D. 343
Mathematics
Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.cos 39° 5' cos 50° 55' - sin 39° 5' sin 50° 55'
A. 1 B. -1 C. 2 D. 0
Mathematics
Graph the inequality.5x + y ? 5
A. 
B. 
C. 
D. 
Mathematics
Model the problem with a linear equation.The average value of a certain type of automobile was $13,500 in 2008 and depreciated to $6660 in 2011. Let y be the average value of the automobile in the year x, where x = 0 represents 2008. Write a linear equation that models the value of the automobile in terms of the year x.
A. y = -2280x + 13,500
B. y = -2280x - 180
C. y = -2280x + 6660
D. y = - 
x - 6660
Mathematics