Solve using log?

How do I solve for: (x^3)(5^x)=200

I know the answer is 2 but how do I solve for it using logs or Ln?

Thanks for any help you can provide.

Quote:

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Originally Posted by Cal

How do I solve for: (x^3)(5^x)=200

I know the answer is 2 but how do I solve for it using logs or Ln?

Thanks for any help you can provide.

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you can't solve this equation using elementary algebraic principles of logs.