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What is the value of the function when x=5? f(x)=-3x

User Krzysztof
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1 Answer

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We are given the following function:


f(x)=-3x

We are asked for the value of the function at x = 5. To do that, we need to replace the given value of "x" in the function, like this:


\begin{gathered} f(5)=-3(5) \\ f(5)=-15 \end{gathered}

Therefore, at x = 5, the function is -15

User Mottaz Hejaze
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