Алгебра, помогите тупой

Question

Алгебра, помогите тупой

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Answer 1

3х-24=4х
4х-3х=-24
х=-24

Answer 2

3(х-8) = 4х
3х-24 = 4х
3х-4х = 24
-х = 24 (: -1)
х = -24