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5x-1=121(2x)
We move all terms to the left:
5x-1-(121(2x))=0
determiningTheFunctionDomain 5x-1212x-1=0
We add all the numbers together, and all the variables
-1207x-1=0
We move all terms containing x to the left, all other terms to the right
-1207x=1
x=1/-1207
x=-1/1207
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