Sunday

March 29, 2015

March 29, 2015

Posted by **Sydney** on Sunday, May 17, 2009 at 4:33pm.

Solve for x if 125^3x-1=25^x+4

- Math -
**bobpursley**, Sunday, May 17, 2009 at 4:53pmI assume it is really this:

125^(3x-1)=25^(x+4)

take the log base 5 for each side.

(3x-1)Log5 125=(x+4)log5 25

3(3x-1)=2(x+4)

I assume you can take it from there.

**Answer this Question**

**Related Questions**

Quick Help - What kinds of practical help (if any) are available for teens on ...

chemistry - is this the right anser? for this problem please let me know thanks ...

chemistry/please double check - Hi, I just need to know if I finally got this ...

statistics - Use the list and calculation method to answer the following ...

math - if 3M/2N=0.125, what is the value of N in terms of M? This is the workout...

math - which of the following expressions shows the equation to use in finding ...

math 11 - simplify (make the radicand as small as possible) 125^-2/3 =125^3/2 =...

math - which of the following expressions shows the equation to use in the ...

algebra - let the function by y = ax^2 + bx + c and sub in (1,2),(2,7), and (3,...

math ln - how do i solve for t: -.50=1-e^-(t/125)^5 i got this far: ln(.5)=5ln(-...