(5х+0,82):7=
5x+0,82=*7
5x+0,82=*7
5x+0,82=
5x=-0,82
5x=
5x=10,38
x=10,38:5
x=2,076
скачайте приложение на телефон - Fraction Calculator by Mathlab
(5х+0,82):7=
5x+0,82=
*7
5x+0,82=
*7
5x+0,82=
5x=
-0,82
5x=
5x=10,38
x=10,38:5
x=2,076
скачайте приложение на телефон - Fraction Calculator by Mathlab