Respuesta :

[tex]5 - 2x = -8\\-2x = -8 - 5\\-2x = -13\\x = \frac{-13}{-2} = \frac{13}{2}[/tex]

[tex]2x - 5 = -8\\2x = -8 + 5\\2x = -3\\x = -\frac{3}{2}[/tex]