3 power X +1= 9 power x-2, the value of 2 power X+1
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SEE A
3^x-1=9
=>3^3=9
=>x-1=3
=>x=4
4^y+2=64
=>4^3=64
=>y+2=3
=>y=1
y/x-x/y
=1/3-3/1
=(1-9)/3
=8/3
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