Question

plz answer the problem​

Answer 1

x=1

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Answer 2

Answer:

x=1

Step-by-step explanation:

$2^{x+2} +2^{x-1} =9\\2^{x+2}+2^{x+2-3}=9$

$2^{x+2}(1+2^{-3} )=9\\2^{x+2} (9/8)=9$

$2^{x+2}=8\\2^{x+2}=2^{3}$

so, x+2=3

x=1