Philip P. answered • 11/09/16
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log3(5x+1)=4
5x + 1 = 34
5x + 1 = 81
5x = 80
x = 16
Philip P.
The thing to remember is that log3(34) = 4. So if log3(5x+1) = 4, then 5x+1 = 34.
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