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343(7^x)=1/49
We move all terms to the left:
343(7^x)-(1/49)=0
We add all the numbers together, and all the variables
3437^x-(+1/49)=0
We get rid of parentheses
3437^x-1/49=0
We multiply all the terms by the denominator
3437^x*49-1=0
Wy multiply elements
168413x-1=0
We move all terms containing x to the left, all other terms to the right
168413x=1
x=1/168413
x=1/168413
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