Respuesta:
m ≤ - 4
Explicación paso a paso:
- 2m + 12 ≤ 20
- 2m ≤ 20 - 12
- 2m ≤ 8
- 2m / - 2 ≤ 8 / - 2
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Respuesta:
m ≤ - 4
Explicación paso a paso:
- 2m + 12 ≤ 20
- 2m ≤ 20 - 12
- 2m ≤ 8
- 2m / - 2 ≤ 8 / - 2
m ≤ - 4