- #1

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## Homework Statement

log(x)-log(x+4)=2

## Homework Equations

knowledge of logs

## The Attempt at a Solution

This question was on a test, and I found the answer to be approximately -400/99.

I was marked off, because apparently the answer is no solution?

I checked wolframalpha, and they say the answer is -400/99

Am I right?

Thanks