Respuesta :

the answer is 6
[tex]8(y - 4) = 6y - 20 \\ 8y - 32 = 6y - 20 \\ 8y - 6y = 32 - 20 \\ 2y = 12 [/tex]
[tex]y = \frac{12}{2} = 6[/tex]

good luck