Question

-x-2+3(x-3)=3(4-x)-3

Answer 1

-х-2+3(х-3)=3(4-х)-3
-х-2+3х-9=12-3х-3
-х+3х+3х=12-3+9+2
5х=20
х=20/5
х=4

Answer 2

-х-2+3х-9=12-3х-3
-х+3х+3х=2+9+12-3
5х=20
х=4

Ответ: 4