Respuesta :

the given equation is a/b × (-4/5) = -1/10

[tex]\begin{gathered} \frac{a}{b}\times-\frac{4}{5}=\frac{-1}{10} \\ \frac{a}{b}=\frac{-1\times-5}{4\times10} \\ \frac{a}{b}=\frac{1}{8} \end{gathered}[/tex]

a/b = 1/8

or we can say the

b = 8a

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