1) x:5=600:6 x:5=100
x=100•5
=500
500:5=600:6
100=100

2) y-98=325+420
y-98=745
y=745+98
y=843
843-98=325+420
745=745
3) 650-y=65•2
650-y=130
y=650-130
y=520
650-520=65•2
130=130

bockovickof    2   24.04.2022 05:32    1