Find the indicated matrix.-2A - 2B, where A = 
, B = 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Solve. Give your answer as a mixed number if appropriate. 
= 
A. 56
B. 56
C. 56
D. 56
Mathematics
Simplify by using the order of operations. Round your answer to the nearest hundredth, if necessary.40.7 - 2.5 ? 9.4
A. 78.25 B. 363.78 C. 28.8 D. 17.20
Mathematics
Solve the equation.6x = 54
A. 60 B. 48 C. 324 D. 9
Mathematics
Solve the inequality. Express your answer using interval notation.|5x + 7| + |-3| ? 8
A. (-?, 
] or [
, ?)
B. [
, 
]
C. (-?, - 
] or [- 
, ?)
D. [- 
, - 
]
Mathematics