х+0,5х=3 х+ 1/3х=12 х+3/4х=28
1.5х=3 1 1/3 x=12 1 3/4x=28
х=3:1.5 x= 12:1 1/3 x= 28: 1 3/4
х=2 x=9 x=16
х+0,5х=3 х+ 1/3х=12 х+3/4х=28
1.5х=3 1 1/3 x=12 1 3/4x=28
х=3:1.5 x= 12:1 1/3 x= 28: 1 3/4
х=2 x=9 x=16
х+0,5х=3 х+ 1/3х=12 х+3/4х=28
1.5х=3 1 1/3 x=12 1 3/4x=28
х=3:1.5 x= 12:1 1/3 x= 28: 1 3/4
х=2 x=9 x=16