If n is any negative number, which of the following must be positive?

(A) n/2

(B) 2n

(C) n + 2

(D) n - 2

(E) 2 - n

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Choice E
Level of Difficulty E M H

If n is negative, than -n must be positive, simply because the negative of a negative is a positive. Then, 2 plus a positive number must also be positive, which leads to choice E.

For more practice with signed numbers, go to The Math Page.

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