Combine like terms.-4z - 9z - 8z
A. -21z
B. -21z2
C. 21z
D. 21z2
Answer: A
Mathematics
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Answer the question.The only real number that does not have a reciprocal is .
Fill in the blank(s) with the appropriate word(s).
Mathematics
Rewrite the rational expression with the indicated denominator.
= 
A. 
B. 
C. 
D. 
Mathematics
Find the equivalent earnings.Kathy's yearly salary is $14,768. How much does she earn in a semimonthly pay period?
A. $1,230.67 B. $615.33 C. $568.00 D. $284.00
Mathematics
Solve the equation.4y - 9 + y = 21 + 3y - 4y
A. 5
B. 2
C. 3
D. 
Mathematics