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Mathematics

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Irene is N years old. If Tom is twice as old, which of the following algebraic statements shows his age now?
A. 2n
B. 2n + x
C. 2 - n
D. n - 2

Answer :

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Answer: A) 2n

Explanation:

The n is a placeholder for a number. Writing 2n means we multiply by 2.

For example, if Irene is n = 20 years old, then Tom is 2n = 2*20 = 40 years old.

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