Posted by **ashley** on Wednesday, February 14, 2007 at 3:04pm.

5^x=5^-6

Take the log base 5 of each side:

log5 5^x=log5 5^-6

x= -6

is your teacher Mrs. Lake?

## Answer This Question

## Related Questions

- check! - here is the question: log5(x-4)= log7x solve for x. These are just base...
- Logarithm help - using logarithms to solve exponential equations. 5^1+x = 2^1-x ...
- Math - Logarithms 3^x-2=18 Work log(3^x-2)=log18 (x-2)log3=log18 xlog3-2log3=...
- Algebra 2 - Express as a logarithm of a single number or expression: 1. 5log4^p+...
- Logarithm help - using logarithms to solve exponential equations. 5^1+x = 2^1-x ...
- Algebra II - Log6(6^9)=??? Answer: 9 Ine^-3x=??? Answer: -3x Use log5(2) = 0....
- precalculus - solve the logarithmic equation . express solution in exact form ...
- mathematics - Given that log5 3=0.683 and log5 7=1.209.without using calculator,...
- Math - My question says: Find the exact alue of x for which (4^x)*(5^[4x+3])=(10...
- Algebra II Help - How do you solve this ; 5^(3y) = 8^ (y-1) I think the first ...

More Related Questions