• Matéria: Matemática
  • Autor: adrianabiogo560
  • Perguntado 7 anos atrás

resolver equaçõesl
3x - 2 > x + 6

Respostas

respondido por: GeBEfte
0

3x-2~>~x+6\\\\\\3x-x~>~6+2\\\\\\2x~>~8\\\\\\x~>~\frac{8}{2}\\\\\\\boxed{x~>~4}

ou

3x-2~>~x+6\\\\\\-2-6~>~x-3x\\\\\\-8~>~-2x~~~~~~~~\times(-1)\\\\\\8~<~2x\\\\\\\frac{8}{2}~<~x\\\\\\\boxed{4~<~x}

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