Respuesta :

Answer:

y=6

Step-by-step explanation:

if 19-7=12 then, 12÷2=6

Step-by-step explanation:

[tex]2y + 7 = 19 \\ 2y= 19 - 7 \\ 2y = 12 \\ \\ y = \frac{12}{2} = 6[/tex]