Solve. Graph the solution on a number line, and express it in interval notation.0.6x + 16 + x > 2x + 22 - 0.5x

A. x ? -6, [-6, ?)

B. x > 60, (60, ?)

C. x < -6, (-?, -6)

D. x < 60, (-?, 60)


Answer: B

Mathematics

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A.

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D.

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Use Gauss-Jordan elimination to solve the linear system and determine whether the system has a unique solution, no solution, or infinitely many solutions. If the system has infinitely many solutions, describe the solution as an ordered triple involving variable z. 5x - y + z = 8 7x + y + z = 6

A. (-z + 3, 4z + 7, z)
B.
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D.

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Solve for x. + 2 = - 

A. x = 
B. x = - 
C. x = - 
D. x = 

Mathematics