3^x=0.4

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Solution for 3^x=0.4 equation: 



3^x=0.4

We move all terms to the left:

3^x-(0.4)=0

We add all the numbers together, and all the variables

3^x-0.4=0

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

3^x=0.4

x=0.4/1

x=0.4

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