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If f(x)=-4(x-6)+15,What is f(3)?A -3 B 3 C 27 D 51

User Newkid
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1 Answer

22 votes
22 votes

SOLUTION

We want to find f(3), if


f(x)=-4(x-6)+15

To do this, we put x for 3 into the equation, we have


\begin{gathered} f(3)=-4(3-6)+15 \\ =-4(-3)+15 \\ =12+15 \\ =27 \end{gathered}

Hence the answer is 27, option C

User Piotrga
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