SOLUTION: Please help, I don't want to fail this course. log(x + 4) - log(x - 2) = log3 Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists st

Algebra ->  Rational-functions -> SOLUTION: Please help, I don't want to fail this course. log(x + 4) - log(x - 2) = log3 Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists st      Log On


   



Question 284843: Please help, I don't want to fail this course.
log(x + 4) - log(x - 2) = log3
Solve. Where appropriate, include approximations to the nearest thousandth. If no solution exists state this.

Found 2 solutions by Alan3354, richwmiller:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Please help, I don't want to fail this course.
log(x + 4) - log(x - 2) = log3
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Subtracting logs --> division
log%28%28x%2B4%29%2F%28x-2%29%29+=+log%283%29
Then, (x+4)/(x-2) = 3
x+4 = 3x-6
x = 5

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Then I suggest that you learn the laws of logarithms and practice instead of whining.