Solve the compound inequality and write the solution set using set-builder notation. Graph the solution set using a number line.2x + 4 ? 12 and x - 7 < 2
A. {x
< x < 9} 
B. {x
? 4}
C. {x
? x < 9} 
D. {x
< 9} 
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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, what do 600 units cost?
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Use synthetic division to determine whether x - c is a factor of the given polynomial.3x3 - 19x2 + 37x - 21; x - 5
A. Yes B. No
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