Respuesta :

Answer:

b/(1/4)(f)=a

Step-by-step explanation:

b=1/4af

b/(1/4)(f)=a

Answer:

[tex]b = \frac{1}{4} \times a \times f \\ multiply \: both \: side \: by \: \frac{4}{f} \\ b \frac{4}{f} = \frac{1}{4}a \times f \times \frac{4}{f} \\ \frac{b \times 4}{f} = a \\ thank \: you[/tex]