1/2=(.90)^x

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Solution for 1/2=(.90)^x equation: 



1/2=(.90)^x

We move all terms to the left:

1/2-((.90)^x)=0

We add all the numbers together, and all the variables

-((0.9)^x)+1/2=0

We multiply all the terms by the denominator


-(((0.9)^x))*2+1=0

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

-(((0.9)^x))*2=-1

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