Respuesta :

Answer:

[tex]a = \frac{13}{100} [/tex]

Step-by-step explanation:

[tex]1. \: \frac{13}{5} = 20a \\ 2. \: \frac{ \frac{13}{5} }{20} = a \\ 3. \: \frac{13}{5 \times 20}= a \\ 4. \: \frac{13}{100} = a \\ a = \frac{13}{100} [/tex]