Add. -10 + (-12) + (-12) + (-14) + 20 + (-4)

A. -28
B. -32
C. -72
D. 12


Answer: B

Mathematics

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A.

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D.

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Find an equation of variation for the given situation.y varies directly as x and inversely as z, and y = 5.4 when x = 2 and z = 1.9.

A. y = 
B. y = 9.26xz
C. y = 
D. y = 

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Find the real number solution set of the equation or inequality shown below the graph.  y = f(x)  f(x) > 0

A. ? B. {3} C. (-?, ?) D. (-?, 3) ? (3, ?)

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Simplify.

A. 0 B. 2 C. 8 D. 16

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