2|–3х–4|–16=4
2|–3х–4|=16+4
2|–3х–4|=20
|–3х–4|=20/2
|–3х–4|=10
[–3х–4=10
[–3х–4=–10
[–3х=14
[–3х=–6
[х=–4 2/3
[х=2
2|–3х–4|–16=4
2|–3х–4|=16+4
2|–3х–4|=20
|–3х–4|=20/2
|–3х–4|=10
[–3х–4=10
[–3х–4=–10
[–3х=14
[–3х=–6
[х=–4 2/3
[х=2