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.84^x=5/12
We move all terms to the left:
.84^x-(5/12)=0
We add all the numbers together, and all the variables
.84^x-(+5/12)=0
We get rid of parentheses
.84^x-5/12=0
We multiply all the terms by the denominator
(.84^x)*12-5=0
We multiply parentheses
12x-5=0
We move all terms containing x to the left, all other terms to the right
12x=5
x=5/12
x=5/12
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