Posted by **ladybug** on Saturday, October 6, 2012 at 2:50pm.

solve the equation

5^5x+1=125

- pre-calculus -
**Steve**, Saturday, October 6, 2012 at 2:57pm
I assume you mean

5^(5x+1), since 125 is 5^3.

so,

5x+1 = 3

x = 2/5

If you really meant 5^5x + 1 = 125, then

5^5x = 124

5x = log124/log5

x = log124/5log5

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