Simplify.(-2x2)(x5) - (x3)(-8x4)

A. 6x7
B. 10x7
C. -10x7
D. -2x10 - (-8x12)


Answer: A

Mathematics

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Solve the system of equations.

A. x = 1, y = 4, z = 2; (1, 4, 2) B. x = 4, y = 1, z = 2; (4, 1, 2) C. x = 4, y = 2, z = 1; (4, 2, 1) D. x = 1, y = 2, z = 4; (1, 2, 4)

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Consider the following statement: For all integers n, if n^3 is odd then n is odd.

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Mathematics

Divide. ÷ 

A.  
B. - 
C.  
D.  

Mathematics