Let $f(x) = ax^7 + bx^3 + cx - 5.$  If $f(-7) = 7,$ then find $f(7).$
Question:
Let $f(x) = ax^7 + bx^3 + cx - 5.$  If $f(-7) = 7,$ then find $f(7).$
Answer:
Let's think step by step.

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-17
Let $f(x) = ax^7 + bx^3 + cx - 5.$  If $f(-7) = 7,$ then find $f(7).$
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