(3x-2)(3x-1)=(3x+1)2
<=> 9x2-3x-6x+2=9x2+6x+1
<=> 9x2-9x+2-9x2-6x-1=0
<=> -15x+1=0
<=> -15x=-1
<=> \(x=\frac{1}{15}\)
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