SOLUTION: how do you solve this equation for x? 4^(7-3x)=1/16

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Question 544499: how do you solve this equation for x?
4^(7-3x)=1/16
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
4^(7-3x)=1/16
4^(7-3x)=1/4^2=4^-2
7-3x=-2
3x=9
x=3