If x and b are integers and (15^x + 15^(x+1))/4^b = 15^b…

If x and b are integers and (15^x + 15^(x+1))/4^b = 15^b what is the value of x?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #13682

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