Resposta :
[tex]\large\boxed{\begin{array}{l}\rm x^2+5^2=(\sqrt{29})^2\\\rm x^2+25=29\\\rm x^2=29-25\\\rm x^2=4\\\rm x=\sqrt{4}\\\rm x=2\end{array}}[/tex]
[tex]\large\boxed{\begin{array}{l}\rm x^2+5^2=(\sqrt{29})^2\\\rm x^2+25=29\\\rm x^2=29-25\\\rm x^2=4\\\rm x=\sqrt{4}\\\rm x=2\end{array}}[/tex]