Respuesta:
[tex]a = - 5 \: \\ - a = 5 \\ \\ a = 0 \\ - a = 0 \\ \\ a = 7 \\ - a = - 7 \\ \\ a = x + 12 \\ - a = - x - 12[/tex]
Explicación paso a paso:
espero te sirva
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Respuesta:
[tex]a = - 5 \: \\ - a = 5 \\ \\ a = 0 \\ - a = 0 \\ \\ a = 7 \\ - a = - 7 \\ \\ a = x + 12 \\ - a = - x - 12[/tex]
Explicación paso a paso:
espero te sirva