a: \(\dfrac{x+3}{x+1}+\dfrac{x-2}{x}=2\)
\(\Leftrightarrow x^2+3x+x^2-x-2=2x\left(x+1\right)\)
\(\Leftrightarrow2x^2+2x-2=2x^2+2x\)
=>-2=0(loại)
b: \(\dfrac{x-3}{5}+1>2x-5\)
\(\Leftrightarrow\left(x-3\right)\cdot\dfrac{1}{5}>2x-6\)
=>(x-3)>(2x-6):1/5=5(2x-6)=10x-30
=>-9x>-27
=>x<3