Use finger multiplication to do the calculations.
?
?
A. 108
B. 56
C. 6
D. 54
E. 9
Answer: D
Mathematics
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Solve by the substitution method.
x + 
y = -3 x - y = -3
A. {(-6, -3)} B. {(-7, -2)} C. ? D. {(6, -2)}
Mathematics
Factor by grouping.15x10 - 9x5y3 - 25x5y3 + 15y6
A. (3x5 - 5y)(5x5 - 3y6) B. (3x5 - 5y3)(5x5 - 3y3) C. (3x5 + 5y3)(5x5 + 3y3) D. (15x5 - 5y3)(x5 - 3y3)
Mathematics
Find the square root.
A. 
B. 
C. 
D. 
Mathematics
Solve.Margaret earns $13.04 per hour at her job. She worked 15 hours last week. Calculate Margaret's pay before taxes.
A. $193.77 B. $193.50 C. $195.60 D. $195.46
Mathematics