Resposta:
[tex]x\ge \:-2[/tex]
Calculo:
[tex]3\left(x+2\right)\le \:2\left(2x+4\right)\\3x+6\le \:4x+8\\3x\le \:4x+2\\-x\le \:2\\\mathrm{Multiplicar\:ambos\:os\:lados\:por\:-1\:\left(inverte\:a\:desigualdade\right)}\\x\ge \:-2[/tex]
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Resposta:
[tex]x\ge \:-2[/tex]
Calculo:
[tex]3\left(x+2\right)\le \:2\left(2x+4\right)\\3x+6\le \:4x+8\\3x\le \:4x+2\\-x\le \:2\\\mathrm{Multiplicar\:ambos\:os\:lados\:por\:-1\:\left(inverte\:a\:desigualdade\right)}\\x\ge \:-2[/tex]