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-4^x=1/2
We move all terms to the left:
-4^x-(1/2)=0
We add all the numbers together, and all the variables
-4^x-(+1/2)=0
We get rid of parentheses
-4^x-1/2=0
We multiply all the terms by the denominator
-4^x*2-1=0
Wy multiply elements
-8x-1=0
We move all terms containing x to the left, all other terms to the right
-8x=1
x=1/-8
x=-1/8
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