SOLUTION: 12^(x+2)=72

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Question 1128505: 12^(x+2)=72
Found 4 solutions by Alan3354, ankor@dixie-net.com, MathLover1, MathTherapy:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
12^(x+2)=72
----
(x+2)*log(12) = log(72)
Can you do the rest?
Answer by ankor@dixie-net.com(22740)   (Show Source): You can put this solution on YOUR website!

using common logs

log equiv of exponents
(x+2)log(12) = log(72)
x + 2 =
use your calc
x + 2 = 1.721
x = 1.721 - 2
x = -.279
:
:
Confirm with your calc enter 12^(-.279+2) ~ 72.0
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!
Answer by MathTherapy(10555)   (Show Source): You can put this solution on YOUR website!
12^(x+2)=72


 -------- Convert to LOGARITHMIC form



That's ALL!! Nothing MORE, nothing LESS!!

It shouldn't take 1 hour, and UNORTHODOX or COMPLEX methods to solve this! 

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