Perform the indicated operations.15 + (-13)(-27) + (-13)

A. 42
B. 353
C. 743
D. 392


Answer: B

Mathematics

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Write a negation of the statement. Some citizens obey traffic laws.

A. No citizens obey traffic laws. B. All citizens obey traffic laws. C. Some citizens do not obey traffic laws. D. No citizens do not obey traffic laws.

Mathematics

Solve the system by using Gaussian elimination with backward substitution or by reducing the matrix to reduced-row echelon form. x + y + z = -3 x - y + 2z = -144x + y + z = -15

A. (-4, 4, -3) B. (-3, 4, -4) C. (-3, -4, 4) D. No solution

Mathematics

Evaluate the expression for the given values.(a) y = 5(b) y = 8(c) y = -5

A. (a) 0
(b) 6
(c) - 
B. (a) undefined
(b) 6
(c) 
C. (a) 0
(b) 6
(c) 
D. (a) undefined
(b) 6
(c) - 

Mathematics

Provide an appropriate response.If $1,000 is invested at a nominal rate of 4% compounded quarterly for 5 years, find the compound amount.

What will be an ideal response?

Mathematics