Simplify the expression.
A. 4x
B. 18x2
C. 18
D. 4x2
Answer: D
Mathematics
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Add or subtract and write answer in lowest terms.
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A. 
B. 
C. 
D. 
Mathematics
Evaluate.8! - 4!
A. 40,316 B. 24 C. 40,296 D. 4
Mathematics
Solve.Carole's car averages 12.5 mi/gal in city driving and 24.5 mi/gal in highway driving. If she drove a total of 345.5 mi on 19 gal of gas, how many of the gallons were used for city driving?
A. 10 gal B. 12 gal C. 14 gal D. 9 gal
Mathematics
Find the first term for the arithmetic sequence. Find a1 when d = -6 anda8= -5.
A. -53 B. -47 C. 37 D. 43
Mathematics