SOLUTION: Please help me solve this and show the work: Evaluate: {{{ log(9, 243) }}}

Algebra ->  Algebra  -> Exponential-and-logarithmic-functions -> SOLUTION: Please help me solve this and show the work: Evaluate: {{{ log(9, 243) }}}      Log On

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Question 311049: Please help me solve this and show the work: Evaluate: +log%289%2C+243%29+
Answer by Fombitz(13828) About Me  (Show Source):
You can put this solution on YOUR website!
y=log%289%2C243%29 is equivalent to 9%5Ey=243.
%283%5E2%29%5Ey=243
3%5E%282y%29=243
2y=5
y=2.5