Add or subtract. Assume that variables represent nonnegative values.8 - 5x

A. 3x
B. 3x
C. 13
D. 8 - 5x


Answer: A

Mathematics

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Provide an appropriate response.A function y = f(x) is continuous on [-4, 3]. It is known to be positive at  and negative at   What, if anything, does this indicate about the equation   Illustrate with a sketch.

What will be an ideal response?

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Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of tails is noted.

A.

B.

C.

D.

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Simplify, where possible.3(x + 2 + 2y)

A. 3x + 2 + 2y B. x + 6 + 6y C. 3x + 6 + 6y D. 3x + 6 + 2y

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