Simplify.3(x + 3y - z) - 3(2x - y + 3z)
A. 9x + 12y - 12z
B. -3x + 6y - 12z
C. -3x + 12y + 12z
D. -3x + 12y - 12z
Answer: D
Mathematics
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Perform the indicated operations. Leave the result in polar form.(
)(
)
A. 
B. 
C. 
D. 
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Solve the problem.How many poker hands consist of four clubs and a card of a different suit?
A. 39 ? C(13, 4) B. 48 ? C(13, 4) C. 39 ? C(52, 4) D. 48 ? C(52, 4) E. none of these
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Solve the inequality. -2x? 6
A. x? -3 B. x? -3 C. x? 3 D. x< -3 E. x? -3
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Solve.A college student earned $5500 during summer vacation working as a waiter in a popular restaurant. The student invested part of the money at 
and the rest at 
If the student received a total of $413 in interest at the end of the year, how much was invested at 
A. $2750 B. $2700 C. $2800 D. $785
Mathematics