Question

6(x-2)+3x=30 помогите

Answer 1

6х-12+3х=-30
9х=18
х=189
х=2

Answer 2

6(x-2)+3x=30
6х-12+3х=30
6х+3х=30+12
9х=42
х=42/9
      6      2
х=4-- =4--
      9      3