How do you solve $(x-1)/x=20$ ?

Question

9583 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-06-20T17:32:20

$color(blue)(x =- 1 / 19$

$(x-1) / x = 20$

$x-1 = 20 * x$

$x-1 = 20 x$

$x- 20 x = 1$

$-19x = 1$

$x = 1/(-19)$

$color(blue)(x =- 1 / 19$

How do you solve (x-1)/x=20(x-1)/x=20?