Question

1-y=16/21-8/21 реши уравнение

Answer 1

1-у=16/21-8/21
-у=8/21-1
у=-13/21/(-1)
у=13/21

Answer 2

$1-y= \frac{8}{21}$
$y = 1 - \frac{8}{21}$
$y = \frac{13}{21}$