SOLUTION: Solve: log5x-log5(x-2)=log5(4). all the 5s are small.
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Question 720812: Solve: log5x-log5(x-2)=log5(4). all the 5s are small.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Solve:
subtraction of logs is divide
we can get rid of log base 5 on both sides and write it:
= 4
mult both sides by (x-2)
x = 4(x-2)
x = 4x - 8
8 = 4x - x
8 = 3x
x = 8/3
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