Solve the equation.-7x - 54 = 2x + 27
A. {9}
B. {-9}
C. {6}
D. {-6}
Answer: B
Mathematics
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Rationalize the denominator.
A. -7 - 2
B. 7 - 2
C. 7 + 2
D. 2
- 7
Mathematics
Solve.The price of a shirt was reduced from $62.40 to $35.88 . What was the percent of decrease in the price?
A. 44.5% B. 4.25% C. 42.5% D. 43.5%
Mathematics
Find the dot product for the pair of vectors.
, 
A. -49 B. 211 C. -130 D. 81
Mathematics
Evaluate the integral. 
(Give your answer in exact form.)
A. 
- 
B. 
- 
C. 
D. 
- 
Mathematics