Evaluate the expression.14 + (-7) - (-3) -  15 

A. 19
B. -5
C. 25
D. 33


Answer: B

Mathematics

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A.
B.
C. No solution
D.

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Simplify.-4

A.
B. x20y8w4z12
C.
D.

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Determine the number of spanning trees in the graph.

A. 12 B. 60 C. 61 D. 13

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Choose the equation that matches the graph.

A. f(x) = -x2 + 4x + 5 B. f(x) = x2 + 4x + 5 C. x = y2 + 4y - 5 D. x = y2 + 4y + 5

Mathematics