How do I solve these?

1 answer
Question:

How do I solve these?

Answers

Answer:x = -6, x = -4Step-by-step explanation:[tex]5^x=5^{-6}\iff x=-6\\\\2^{-x}=16\\\\2^{-x}=2^4\iff-x=4\to x=-4[/tex]

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