Respuesta :

Answer:

[tex] \frac{b + 19}{4} = 1[/tex]

Get rid of the denominator by multiplying both sides by 4:

[tex] \frac{b + 19}{4} \times 4 = 1 \times 4[/tex]

b + 19 = 4

b + 19 - 19 = 4 - 19 (Get rid of the 19 but subtracting both sides)

b = - 15