If 625^(-x) + 25^(-x) + 5^(-4x) = 15, what is the value…

If 625^(-x) + 25^(-x) + 5^(-4x) = 15, what is the value of x?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #51752

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