128=2(8)^x

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Solution for 128=2(8)^x equation: 



128=2(8)^x

We move all terms to the left:

128-(2(8)^x)=0

determiningTheFunctionDomain
-28^x+128=0

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

-28^x=-128

x=-128/1

x=-128

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