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3.3^2^x-4.3^x=-1
We move all terms to the left:
3.3^2^x-4.3^x-(-1)=0
We add all the numbers together, and all the variables
3.3^2^x-4.3^x+1=0
We move all terms containing x to the left, all other terms to the right
3.3^2^x-4.3^x=-1
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