SOLUTION: Please help me solve this: {{{7^(a+4)=115}}}

Algebra ->  Algebra  -> Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Please help me solve this: {{{7^(a+4)=115}}}      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 134995: Please help me solve this:
7%5E%28a%2B4%29=115
Answer by stanbon(48535) About Me  (Show Source):
You can put this solution on YOUR website!
7^(a+4)=115
Take the log of both sides to get:
(a+4)log7 = log115
a+4 = [log115/log7]
a+4 = 1.7415
a = -2.2585
=============
Cheers,
Stan H.