Simplify. Combine like terms if possible.-9x - 3y
A. Not like terms
B. -12xy
C. -12(x + y)
D. -5xy
Answer: A
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Make a preference table for the given voting situation.Ten voters are asked to rank 4 brands of cell phones: A, B, C, and D. The ten voters turn in the following ballots showing their preferences in order: 
Make a preference table for these ballots.
A. 
B. 
C. 
D. 
Write the word name for the decimal.3.77
A. three and seventy-seven thousandths B. three and seventy-seven millionths C. three and seventy-seven tenths D. three and seventy-seven hundredths
Solve the problem.An experiment was conducted. The results are listed in the following table. 
Use the table to determine which event has the greatest probability of occurring and what the probability of its occurrence is.
A. D; 0.176 B. A; 0.24 C. D; 0.276 D. E; 0.27
Simplify the rational expression.
A. 
B. - 
C. 
D. 