Perform the indicated operation and simplify.
+ 
A.
B.
C.
D.
Answer: D
Mathematics
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Multiply.7 ? (-8) ? 9 ? (-19)
A. 9576 B. -9576 C. -11 D. -485
Mathematics
Solve the problem.Ray's gross pay is $322.36 per week. $49.58 is withheld for federal income tax, $28.59 for FICA tax, and $14.53 for other deductions. Find his net pay.
A. $258.72 B. $244.19 C. $239.66 D. $229.66
Mathematics
Referring to triangle ABC, find the area of the triangle. ? a = 4.35 ft, b = 3.71 ft, c = 5.23 ft ? Round to three significant digits. ? S = __________ ft2
Fill in the blank(s) with the appropriate word(s).
Mathematics
The solution of the system in the previous problem is Select the correct answer ?
A. ,
B. ,
C. ,
D. ,
E. ,
Mathematics