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5/7^3=5(7^x)
We move all terms to the left:
5/7^3-(5(7^x))=0
determiningTheFunctionDomain -57^x+5/7^3=0
We multiply all the terms by the denominator
-57^x*7^3+5=0
Wy multiply elements
-399x^4+5=0
We do not support expression: x^4
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