Respuesta :
[tex]\bf \sqrt{x-4}+5=2\implies \sqrt{x-4}=-3\implies \stackrel{\textit{squaring both sides}}{x-4=(-3)^2}\implies x-4=9 \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ ~\hfill x=13~\hfill[/tex]
[tex]\bf \sqrt{x-4}+5=2\implies \sqrt{x-4}=-3\implies \stackrel{\textit{squaring both sides}}{x-4=(-3)^2}\implies x-4=9 \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ ~\hfill x=13~\hfill[/tex]
