Given f (x) = - x - 2, find x when f (x) = 12.

Question

Parker

Mathematics

22 October, 10:32

Given f (x) = - x - 2, find x when f (x) = 12.

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Answers (2)

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Maia Potts · Answer 1

Maia Potts 22 October, 10:34

0

Answer:-x-2=12

therefore, x=-14

Yusuf Haley · Answer 2

Replace all x's in the original problem with the f (x) in the given. In this case, f (x) = 12 so you would plug that into the original. This would make it:

f (x) = - (12) - 2

f (x) = - 12 + - 2

X = - 14