2^-x=0.25

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Solution for 2^-x=0.25 equation: 



2^-x=0.25

We move all terms to the left:

2^-x-(0.25)=0

We add all the numbers together, and all the variables

-1x+0.84089641525371=0

We move all terms containing x to the left, all other terms to the right

-x=-0.84089641525371

x=-0.84089641525371/-1

x=0.84089641525371/1

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