SOLUTION: Evaluate: log ( 7x - 4 ) = 3

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Question 83896: Evaluate:
log ( 7x - 4 ) = 3
Found 2 solutions by Nate, stanbon:
Answer by Nate(3500) About Me  (Show Source):
You can put this solution on YOUR website!
log ( 7x - 4 ) = 3
7x - 4 = 10^3 = 1,000
7x = 1,004
x = 1,004/7

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Evaluate:
log ( 7x - 4 ) = 3
Rewrite in exponential form:
7x-4 = 10^3
7x-4 = 1000
7x = 1004
x = 143.4286
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Cheers,
Stan H.