\(\sqrt{2x+5}=5\left(x\ge-\dfrac{5}{2}\right)\)
\(\Leftrightarrow2x+5=25\)
\(\Leftrightarrow2x=20\)
\(\Leftrightarrow x=10\left(n\right)\)
\(\sqrt{2x+5}=5\left(x\ge-\dfrac{5}{2}\right)\)
\(\Leftrightarrow2x+5=25\Leftrightarrow2x=20\Leftrightarrow x=10\left(TM\right)\)
KL.......