Evaluate the functions F(x) = 2x -4 for the following values F(-2) = ?F ( ? ) = 8

Jbokkers asked Jan 10, 2023

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Jbokkers asked Jan 10, 2023

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12 votes

we have: f(x) = 2x - 4

for f ( - 2 ):

answer:

for f(?) = 8

$\begin{gathered} 2x-4=8 \\ 2x-4+4=8+4 \\ 2x=12 \\ (2x)/(2)=(12)/(2) \\ x=6 \end{gathered}$

answer: f ( 6 ) = 8

Ionut Hulub answered Jan 16, 2023

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