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2^v+8=3^2v-1
We move all terms to the left:
2^v+8-(3^2v-1)=0
We get rid of parentheses
2^v-3^2v+1+8=0
We add all the numbers together, and all the variables
2^v-3^2v+9=0
We move all terms containing v to the left, all other terms to the right
2^v-3^2v=-9
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