Solve the system of linear equations.
A. no solution
B. (-1, 4, 1)
C. (-1, 1, 4)
D. (4, 1, -1)
Answer: D
Mathematics
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Write the percentage as a fraction or decimal, as indicated.Write as a fraction.0.075%
A. 
B. 
C. 
D. 
Mathematics
State whether the common form of the argument is valid or invalid and give a reason. p ? q
? ~p ? ~r
A. Invalid, misuse of transitive reasoning B. Valid, transitive reasoning C. Invalid, misuse of disjunctive reasoning D. Valid, direct reasoning
Mathematics
Solve the problem.A rectangular patio has dimensions 10 feet by 15 feet. The patio is surrounded by a border with a uniform width of 3 feet. Find the area of the border.
A. 114 ft2 B. 84 ft2 C. 186 ft2 D. 162 ft2
Mathematics
Perform long division.
A. x2 - 2x - 5 B. 4x2 + 2x + 5 C. 4x2 + 5 D. x2 + 2x + 5
Mathematics