SOLUTION: Say that f(x) = 2x - x. What would be the result of f(5)

SOLUTION: Say that f(x) = 2x - x. What would be the result of f(5)

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Question 999993: Say that f(x) = 2x - x. What would be the result of f(5)

Answer by fcabanski(1391) (Show Source): You can put this solution on YOUR website!
f(5) = 2*5 - 5 = 10-5 = 5.

You can also write f(x) as x, since 2x - x = x.

Thus f(x) = x so f(5) = 5.

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