(3х-1) +2 =4
3х-1+2 =4
3х+1 =4
3х =4-1
3х =3
х=1
Ответ:
(3х-1)+2=4
3х-1+2=4
3х=4+1-2
3х=3
х=3:3
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Verified answer
(3х-1) +2 =4
3х-1+2 =4
3х+1 =4
3х =4-1
3х =3
х=1
Ответ:
(3х-1)+2=4
3х-1+2=4
3х=4+1-2
3х=3
х=3:3
х=1