Find the common difference for the arithmetic sequence.7, 11, 15, 19, . . .

A. 12
B. 4
C. -4
D. -12

Answer: B

Mathematics

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Simplify.-

A. 6
B. -9
C.
D. -3

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Solve the absolute-value inequality.|7k + 4| + 5 < 7

A. ?
B. , or  
C. , or  ?  
D. , or 

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Mathematics

Use the data to construct a frequency distribution.  First Class = 36-40

A.


B.


C.
 

D.
 

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Mathematics

Solve. Round your answer to three decimal places if necessary.3x + 5 = 8x

A. 7.54 B. 3.66 C. -5.6 D. 5.6

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Mathematics