Question

Cum rezolv ecuatia : 8 pe 15-x=1 pe 30

Answer 1

8/15 - x =1/30 
-x =1/30 -8/15 
-x = -1/2
x=1/2

Answer 2

$\frac{8}{15} -x= \frac{1}{30}$
Aducem la acelasi numitor
$16-30x=1$
$30x=16-1=\ \textgreater \ 30x=15=\ \textgreater \ x= \frac{15}{30} simplificam =\ \textgreater \ \frac{1}{2}$