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0.5^x=0.82
We move all terms to the left:
0.5^x-(0.82)=0
We add all the numbers together, and all the variables
0.5^x-0.82=0
We move all terms containing x to the left, all other terms to the right
0.5^x=0.82
x=0.82/1
x=0.82
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