SOLUTION: Solve each equation 1. -5+log3^-8n=-3

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Question 877654: Solve each equation
1. -5+log3^-8n=-3
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Solve each equation
1. -5%2Blog%28%283%5E%28-8n%29%29%29=-3
add 5 to both sides
log%28%283%5E%28-8n%29%29%29=2
the log equiv of exponents
-8n*log(3) = 2
Find the log of 3
-8n * .477 = 2
-3.817n = 2
n = 2%2F%28-3.817%29
n = -.524
:
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Check this on your calc, enter -5+log(3^(-8*-.524))