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How do you solve #4^x-5=3#?

1 Answer

Oct 15, 2016

#x=3/2=1.5#

Explanation:

#4^x-5=3#
#4^x=8#
#(2^2)^x=2^3#
#2^(2x)=2^3#
#2x=3#
#x=3/2=1.5#

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