Respuesta :

Answer:

b : a = 1 : 4

Step-by-step explanation:

[tex]\frac{ a + b}{ a - b}[/tex] = [tex]\frac{5}{3}[/tex]

3 ( a + b) = 5 ( a - b)

3 a + 3 b = 5 a - 5 b

5 b + 3 b = 5 a - 3 a

8 b = 2 a

[tex]\frac{b}{a}[/tex] = [tex]\frac{2}{8}[/tex]

b : a = 1 : 4