\(\frac{2x+3}{5x+2}=\frac{4x+5}{10x+2}\)
\(\Leftrightarrow\left(2x+3\right)\left(10x+2\right)=\left(4x+5\right)\left(5x+2\right)\)
\(\Leftrightarrow20x^2+34x+6=20x^2+33x+10\)
\(\Leftrightarrow20x^2-20x^2+34x-33x=10-6\)
\(\Leftrightarrow x=4\)
(Nhớ k cho mình với nhá!)