Ответ:
[tex]1)9x - 7 = 6x + 14 \\ 3x = 21 \\ x = 7 \\ \\ 2)3(4 - 2x) + 6 = - 2x + 4 \\ 12 - 6x + 6 = - 2x + 4 \\ - 4x = - 14 \\ x = 10[/tex]
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Ответ:
[tex]1)9x - 7 = 6x + 14 \\ 3x = 21 \\ x = 7 \\ \\ 2)3(4 - 2x) + 6 = - 2x + 4 \\ 12 - 6x + 6 = - 2x + 4 \\ - 4x = - 14 \\ x = 10[/tex]