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0.5^x=1.23
We move all terms to the left:
0.5^x-(1.23)=0
We add all the numbers together, and all the variables
0.5^x-1.23=0
We move all terms containing x to the left, all other terms to the right
0.5^x=1.23
x=1.23/1
x=1.23
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