The function $f(x)$ satisfies
\[f(x) + 2f(1 - x) = 3x^2\]for all real numbers $x.$  Find $f(3).$
Question:
The function $f(x)$ satisfies
\[f(x) + 2f(1 - x) = 3x^2\]for all real numbers $x.$  Find $f(3).$
Answer:
Let's think step by step.

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The function $f(x)$ satisfies
\[f(x) + 2f(1 - x) = 3x^2\]for all real numbers $x.$  Find $f(3).$
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