Respuesta :


[tex]x + 4 = 3x - 5 \\ 2x = 9 \\ x = \frac{2}{9} \\ \\ x + 4 = - (3x - 5) \\ x + 4 = - 3x + 5 \\ 4x = 1 \\ x = \frac{1}{4} [/tex]