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Mathematics 13 Online
OpenStudy (anonymous):

Solve 5^4x = 2115

OpenStudy (anonymous):

First you want to solve the first equation. What is 5*5*5*5 equal?

OpenStudy (anonymous):

Then whatever number you get, you want to divide it with 2115. You want to divide because you are multiplying with x.

OpenStudy (gorv):

on taking log both side log(5^4x)=log2115 4x*log5=log 2115 4x=log 2115/log5=4.75 x=4.75/4=1.189

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