Question

$\frac{a - b}{b} = 8$
Найти
$\frac{a}{b}$
​

Answer 1

Ответ:

$\frac{a - b}{b} = 8$

$a - b = 8b$

$a = 8b + b$

$a = 9b$

$\frac{a}{b} = 9$