Solve. Give your answer as a mixed number if appropriate.
= 
A. 5
B. 4
C. 2
D. 20
Answer: B
Mathematics
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Perform the indicated operation. Simplify your answers. 
A. 20
B. 18
C. 19
D. 19
Mathematics
Factor the polynomial.7z4 - 59z2 - 36
A. (7z2 - 9)(z2 + 4) B. (7z2 - 4)(z2 - 9) C. (7z2 + 4)(z2 - 9) D. (7z3 + 4)(z - 9)
Mathematics
Give the numerical coefficient of the term.-6
A. 6 B. 1 C. 0 D. -6
Mathematics
Paula has four ways to travel from New York to Chicago, seven ways to travel from Chicago to Denver, and three ways to travel from Denver to Los Angeles. How many choices are available to Paula if she travels from New York to Los Angeles?
A. 87 B. 79 C. 98 D. 84
Mathematics