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Question #ead75

1 Answer

Jan 12, 2018

#x=3#

Explanation:

#2^(x+1)+2^(x+2)=48#

#2^(x+1)+2xx2^(x+1)=48#

#3xx2^(x+1)=48#

#2^(x+1)=16#

#2^(x+1)=2^4#

#x+1=4#

#x=3#

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