\(\left(3x-1\right)\left(2x+7\right)-\left(x+1\right)\left(6x-5\right)=x+2-\left(x-5\right)\)
\(\Leftrightarrow6x^2+18x-7-6x^2-x+5=x+2-x+5\)
\(\Leftrightarrow17x-2=7\)
\(\Leftrightarrow17x=9\)
\(\Leftrightarrow x=\frac{9}{17}\)
Vậy pt có nghiệm duy nhất \(x=\frac{9}{17}\)